The Truth About Fats and Nutrition

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  • Опубликовано: 13 май 2024
  • First low fat was in, now high fat is in-what kind of diet is actually the best for you? Join Hank Green and learn what we DO know about fat chemistry in this new health-focused episode of SciShow!
    Snatoms Kickstarter IS still going on: www.kickstarter.com/projects/...
    Check out SciJoy's complementary video, The Deal with Calories, here: • The Deal with Calories...
    Where Does Some of that Carbon Go?: • When You Burn Fat, Whe...
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    Sources:
    Trans fats are bad www.ncbi.nlm.nih.gov/pubmed/20...
    Fat Nutrition Overview: www.health.harvard.edu/staying...
    Monounsaturated vs Polyunsaturated www.ncbi.nlm.nih.gov/pubmed/12...
    Essential Fatty Acids: lpi.oregonstate.edu/mic/other-...
    Low fat diets don’t help: www.thelancet.com/journals/lan...
    Reduction in saturated fat has a small but measurable affect on cardiovascular health: www.ncbi.nlm.nih.gov/pubmed/26...

Комментарии • 1,9 тыс.

  • @MightySuki
    @MightySuki 8 лет назад +1156

    Now PLEASE do this for carbs and proteins :D

    • @dylan__dog
      @dylan__dog 8 лет назад +96

      +pipnina sugar IS carbs

    • @dylan__dog
      @dylan__dog 8 лет назад +31

      +pipnina the simplest form of carbs there is

    • @vrabo3026
      @vrabo3026 8 лет назад

      +Mr93Suki YES!

    • @winterworld
      @winterworld 8 лет назад +1

      +Mr93Suki Yes!
      Good Idea :D

    • @KajoFox
      @KajoFox 8 лет назад +3

      Regal290
      That Guy
      I stand corrected

  • @iandiederen9349
    @iandiederen9349 8 лет назад +70

    all of these fat facts made my brain so stimulated that i probably lost about 0.5 extra calories today.
    thanks sci-show for keeping us healthy!

  • @pratofundo
    @pratofundo 8 лет назад +25

    I don't agree that trans fat and hydrogenated fat are the same thing. The hydrogenation process can produce trans fat if incomplete, but the main goal is transform polyunsaturated fatty acids in saturated fats as you know. And trans fat occurs naturally in products derivative from ruminants.
    I guess it was an (over) simplification between the process and the chemical nomenclature, but can cause confusion.
    p.s.: I don't think Derek will agree with the bond energy explanation… hehehe I watched the "Logic Problems, Energy, and Lollipop" episode! :)

    • @fran6b
      @fran6b 8 лет назад +2

      +PratoFundo I'm not qualified to respond to you adequately, but as you said, I've been taught that the bad fat was the Partly Hydrogenated one and not the Hydrogenated one. Though, I can't explain more.

    • @romayi7983
      @romayi7983 8 лет назад

      +francis bélanger the partial hydrogenation produces trans fat. Artificial trans fat is unnatural compared to its ruminant brother and bc it is a fairly new addition to the human diet, the body doesn't really know how to break it down (my hypothesis based on readings and college classes dealing with food & nutrition/food & health/ food science). The chemical structure of TF is slightly diff from UFA. While UFA has a double bond on the cis side, TF's double bond is on the trans side, creating a different looking "kink". Because TF is fully hydrogenated, it remains stable, which is good for food developers long shelf life, stability, and temperature withstandability but not so good on your arteries. Just to show how much more detrimental trans fat is to your health, there was a health study from the Nurses Health study from 1980-1994, that showed for a 5% increase in energy consumed in the form of Saturated fat, there was a 17% increase of the risk of heart disease. For a 2% increase in trans fat, there was a 93% increase in risk. I'm sorry if I didn't really answer your question, but I just wanted to share what I learned.

    • @fran6b
      @fran6b 8 лет назад +1

      +Roma Yi I appreciate your answer, and the fact you use the word hypothesis instead of theory ! ;)

    • @FusionDeveloper
      @FusionDeveloper 8 лет назад

      +PratoFundo THANK YOU! Finally someone else that understands that the term "transfat" does more harm than good. Classifying all types of trans fats as being 100% identical and equal, is a VERY dumb thing to do. It promotes ignorance and people fighting for causes they misunderstand. I would rather eat natural bacon fat, than eat half as much fat in man made partially hydrogenated oil. Mis-directed people will say I am stupid because bacon has more "trans-fat" or they will say "what is partially-hydrogenated?". Humans have eaten animal fat since the beginning of man kind. Partially hydrogenated oil's, however, were invented in the 1900s! They are less than 100 years old! Obviously humans didn't not eat the first animal in the 1900'a. Also, the news people talk about "maybe ban trans fat" and the argument against it, is to list foods that use partially hydrogenated oil, but rather than targeting this new chemical, they casually call it "trans fat" instead. Therefore, instead of actually talking about banning JUST Partially Hydrogenated Oil, they fool everyone into thinking they are going to ban donuts, breakfast foods and junk food. I'm sorry, but those foods are not REQUIRED to be made with partially-hydrogenated oil, they can easily be made with palm kernel oil.

    • @pratofundo
      @pratofundo 8 лет назад +5

      Jay H My guess: I know Hank has a degree in Biochemistry and he understand all the science stuff. But the simplification took place and became a little wonky. For most people won't be a problem, but…
      Palm kernel oil… well, yes, they could. But it has own issues. 1) Kernel oil still is a saturated fat and not that healthy. 2) The palm crops aren't very good for the planet as well. Native forests are being felled.

  • @luxtenax9175
    @luxtenax9175 8 лет назад +87

    Oh, you guys using the snatoms would be really nice for your future videos. It makes me want some the more I see how useful they can be, even though at first I was doubtful about buying them.

  • @AitchGames
    @AitchGames 8 лет назад +81

    Using Vertiasium's Snatoms? Awesome :D

    • @furkan3945
      @furkan3945 7 лет назад +3

      Except for when you need to show double bonds which were a major subject in this video.

    • @TheZenytram
      @TheZenytram 6 лет назад

      you now that it is possible to do a double bond in eh snatoms too

  • @milesmcmahan7668
    @milesmcmahan7668 8 лет назад +464

    I like your white and gold shirt!

    • @DinJaevel
      @DinJaevel 8 лет назад +30

      +Miles McMahan are you sure it is not black and blue? ;)

    • @winterworld
      @winterworld 8 лет назад +4

      +Miles McMahan You jokeer! :D

    • @GuardiansCreed
      @GuardiansCreed 8 лет назад +8

      +Miles McMahan this was the first thing I thought of as well. #thebattleContinues

    • @thebubbler2832
      @thebubbler2832 8 лет назад

      +MrDinJavel what

    • @MZZenyl
      @MZZenyl 8 лет назад +5

      +Miles McMahan Throwback Tuesday?

  • @sabrinamuthyala9472
    @sabrinamuthyala9472 6 лет назад +29

    We watched this in class and I was so confused because my teacher just said this guy is really at good explaining fat and I was like but it isn't just a guy, that's Hank

  • @MrKodanNche
    @MrKodanNche 8 лет назад +2

    Man, I'm glad I subscribed to this channel. I love learning new things, but not through reading so this is perfect. And they upload videos frequently. Thank you, SciShow staff.

  • @jasonlast7091
    @jasonlast7091 8 лет назад +3

    This was super educational, all I ever see in the media are people labelling these things as good or bad but you've actually identified precisely what they are and why they are/'nt good for you.

  • @jevinbevin
    @jevinbevin 8 лет назад +71

    Is his shirt black and blue or white n gold

    • @minimooster7258
      @minimooster7258 8 лет назад

      #TEAMBEANSANDCAKE! What do you mean they're foods not colours?

    • @siddhantgoyal8709
      @siddhantgoyal8709 8 лет назад +4

      +runningsandwich
      Thats rather harsh XD

    • @ForsakenPixel
      @ForsakenPixel 8 лет назад +1

      +Clashlolxbox we all know the truth, the world is black and gold! :D

    • @jevinbevin
      @jevinbevin 8 лет назад

      his shirts black n blue im just relating to rhe dress

    • @StephanieDev
      @StephanieDev 5 лет назад +1

      Clashlolxbox brown and blue

  • @juststeveschannel
    @juststeveschannel 8 лет назад

    One of the best (clear & informative) quick summations/explanations on these topics I've ever seen. Guess that's why I'm happy to be a contributor (even if only a small one) to this channel on Patreon!

  • @Naiadryade
    @Naiadryade 8 лет назад +1

    Super glad to see you collaborating with SciJoy! Awesome pair of videos. :)

  • @BagoGarde
    @BagoGarde 8 лет назад +3

    Man i fucking love you ! as an aspiring fitness guy i find everything you discussed about fat and where fat goes when we exercise , tremendously useful.
    Sci show , Hank, Michael and SciShow team , guys you represent what best humanity has to offer.Kudos.

  • @Canberryable
    @Canberryable 8 лет назад +18

    Awesome. This is my "edible chemistry" course summed up in almost 6 minutes

  • @lasagnahog7695
    @lasagnahog7695 8 лет назад +2

    This is one of those videos that explains a subject that I've tried to research on my own way better than any other source I've found.

  • @TheMathMog93
    @TheMathMog93 8 лет назад

    Having just gone through a two month intensive chemistry course, this was a lot easier to quickly understand than it would without it! Great video, and lovely to put a lot of the knowledge into better perspective!

  • @StarLightGurl16
    @StarLightGurl16 8 лет назад +6

    Thank you for uploading this video. I understood everything you have said in this video. It helped me understand what fats were. Thank you again. :)

  • @mylittledashie7419
    @mylittledashie7419 8 лет назад +17

    Lost my shit when I saw the Snatoms. Derek is an absolute boss.

  • @FLF355
    @FLF355 8 лет назад +1

    This is such a clear and well done explanation to something most of us don't know about. Keep up the fantastic work!

  • @manderse12
    @manderse12 8 лет назад +1

    Excellent lesson Hank! You taught me so many new things. Bravo! Please, more health-related, detailed science vids like these.

  • @lagoonroom4600
    @lagoonroom4600 8 лет назад +480

    I knew trans fats were bad but not that bad!!!

    • @andy56duky
      @andy56duky 8 лет назад +36

      +Selina Cox trans fat = lower HDL, raises LDL, resulting in heart disease and increased chance of heart attack.

    • @dynamicworlds1
      @dynamicworlds1 8 лет назад +66

      +Selina Cox Yup, since it doesn't really exist in nature, our bodies haven't evolved any clue what to do with it. (either positive uses, or protective measures)
      At least saturated fat has some uses, like helping with the absorption of certain vitamins, but trans fat is really just a harmful, synthetic additive with no real redeeming qualities.
      We were really better off just sticking with lard. It doesn't have a particularly healthy balance of fats, but at least your body recognizes everything in it.
      Short rule of thumb:
      -Unsaturated fats are like carbs and protein: just watch your calories, make sure you're eating a balance of the 3, and you're probably good.
      -Saturated fats have some benefits, but moderation is important.
      -Trans fats are terrible for you and don't do you any good.

    • @FusionDeveloper
      @FusionDeveloper 8 лет назад +1

      +Selina Cox All partially hydrogenated Oil is a trans fat, but not all trans fat is a partially hydrogenated oil. Partially hydrogenated oil for a transfat, is more harmful than naturally occurring transfat.

    • @Correctrix
      @Correctrix 8 лет назад +4

      +Jake Underhill I don't get why people explain that like it's some revelation. If we entirely cured cancer, that would only be a reduction of five percentage points. I guess that means we needn't bother!

    • @tm0446
      @tm0446 8 лет назад

      The More You Know

  • @Atanar89
    @Atanar89 8 лет назад +4

    Even though you said it ten times, I think it's very good to mention that quantity matters as much as possible.

  • @firefighterwoosley
    @firefighterwoosley 8 лет назад +1

    Thank you for yet another very informative episode. Keep up the great work!

  • @sidapnea3128
    @sidapnea3128 8 лет назад

    the best channel on RUclips by far !!! I never miss a single episode...love you guys !!!

  • @SCMowns
    @SCMowns 8 лет назад +71

    So in layman's terms, don't eat McDonalds.

    • @mikeyunovapix7181
      @mikeyunovapix7181 5 лет назад +4

      more like don't eat jack in the box. they shamelessly cook with trans fats. their bacon cheddar potato wedges had as much as 13 grams of the stuff.

    • @shippudenluvr
      @shippudenluvr 5 лет назад +8

      Or fast food in general, really.

    • @piter4595
      @piter4595 2 года назад

      no, not even. eating mcdonalds is fine if you just dont eat too much.

  • @hopezhang8278
    @hopezhang8278 8 лет назад +8

    Love it when he says, "But this is SciShow. Let's go there!"

  • @pasobaja
    @pasobaja 7 лет назад

    A really great video! Good job in explaining so deep the subject in so little time.

  • @philliptune
    @philliptune 7 лет назад

    Oh man, how awesome. I must have missed this episode last winter. Since my wife and I are making handcrafted soaps (and because I'm just a big nerd) I have been researching different types of fats, their qualities in soap and how they differ molecularly. This video is a wealth of knowledge. And I think I must have snatoms now!!!!

  • @oakleywarioe9937
    @oakleywarioe9937 8 лет назад +53

    I would love to see more dietary science! this helped me a lot with deciding what to buy. How about one on the effects of adding small amounts of fruit juice to your water (lemon water) ive heard its good for your kidneys but im not too sure...

    • @TrishRowdy
      @TrishRowdy 8 лет назад

      +Oakley Wariner Good or not, it sure is delicious xD

    • @dynamicworlds1
      @dynamicworlds1 8 лет назад +12

      +Oakley Wariner I doubt it has any significant effect directly (it's just heavily diluted fruit juice).
      That said, not getting enough water can be rough on your kidneys, so I expect it greatly helps people who don't get enough water normally by making it tastier so they do.
      It also probably reduces how often people reach for other beverages (many of which are full of stuff your kidneys then need to filter out of your blood).
      So, if you don't get enough water or want to drink less soft drinks, it's a great way to do that, but it's direct effect is probably insignificant (otherwise, lemonade considered extremely healthy for you).

    • @XBXish
      @XBXish 8 лет назад

      +DynamicWorlds I drink water once per month or once per few months, you could say I'd die without fanta haha. Unhealthy I know, but it isn't a priority right now. Maybe later in life when I'm about to die or get fat.

    • @aidanbk
      @aidanbk 8 лет назад +2

      +dependOnYour own. you're going to be spending a lot of time at the dentists.

    • @CircleTheSkies
      @CircleTheSkies 8 лет назад

      +aidanbk Depends how long the sugars stick around in the mouth. Hell, from my understanding starches are more dangerous to teeth *because* they stick around longer.

  • @lc7269
    @lc7269 8 лет назад +2

    Yay! Snatoms!

  • @danielj866
    @danielj866 8 лет назад

    I've seen so many vids on this topic and this explains it the best. So clear. Thank you!!

  • @rayningart
    @rayningart 2 года назад

    Opened the video link from the chem teacher, and received a wonderful surprise! Thank you Hank!

  • @donesitackacom
    @donesitackacom 8 лет назад +4

    Snatoms hype!!!

  • @mattlm64
    @mattlm64 8 лет назад +8

    There's no reason to think saturated fats are bad for you as the evidence suggests they have no ill health effects and indeed the body can handle them just fine. Saturated fat is good for cooking as it is relatively stable. Polyunsaturated fat is the worst for cooking and is unstable. Oils/fats high in polyunsaturated fats should be stored in a cool, dark place, and consumed quickly. It is also deemed a good idea to balance omega 3 and 6. So different fats need to be used and cared for appropriately.

    • @Hansblow12
      @Hansblow12 8 лет назад

      +Matthew Mitchell Thank you.

    • @emilgallier
      @emilgallier 8 лет назад +3

      +Matthew Mitchell I beg to differ. Tons of studies show that saturated fats have a very ill effect on cardiovascular health. Scishow agrees. Care to link to some studies suggesting otherwise?

    • @QuantumOverlord
      @QuantumOverlord 8 лет назад

      +Adonis Not very good studies, the link between saturated fat and cardiovascular health is more tenuous than we thought. The one thing we know that is definitely true is that trans-fats are just awful and you should never consume them.

    • @kenimus76
      @kenimus76 8 лет назад +2

      ask heart doctors about endothelial function after a life time of bad omega 6 and 3 ratios. you will be singing a different tune.

    • @kenimus76
      @kenimus76 8 лет назад

      yup could not agree more.

  • @kyuah
    @kyuah 5 лет назад

    Very clear. There's so much noise out there and I was getting hopelessly confused. Thank you Hank!

  • @piranha031091
    @piranha031091 8 лет назад

    Good job on that video. Nicely summarized, and seems pretty accurate as far as I can tell.

  • @bensullivan420
    @bensullivan420 8 лет назад +3

    watching this while eating a ton of ice cream, some regrets.

  • @m1lkweed
    @m1lkweed 8 лет назад +3

    "and yes, I'm using snatoms"
    :-)

  • @ryco105
    @ryco105 8 лет назад

    big fan of scishow , great video hank , keep em coming

  • @dickheadrecs
    @dickheadrecs 7 лет назад

    this was way more exhaustive than i expected. brilliant!

  • @Devin888
    @Devin888 7 лет назад +10

    It's important to distinguish between dietary saturated fat and the saturated fat we "see" in our blood work. It's not intuitive but eating saturated fats won't increase that metric in your blood work. It's eating excessive carbohydrates that become transformed into saturated fat- that's the problem. This is the saturated fat that is observed in your blood work and is correlated with an increased likelihood of heart disease.

    • @fleabags4589
      @fleabags4589 7 лет назад +1

      so explain why all the high carb low fat vegans are lean as and at the top of thier game when it comes to health and fitness.

    • @armoda1057
      @armoda1057 7 лет назад +1

      there are millions of non-vegans who are also extremely healthy...

    • @fleabags4589
      @fleabags4589 7 лет назад +1

      Yes.but in studies done on large groups of people vegans were the only ones with a healthy bmi.

    • @fleabags4589
      @fleabags4589 7 лет назад +1

      Followed by vegatarians then pescatarians last on the list were meat eaters

    • @armoda1057
      @armoda1057 7 лет назад

      Shane Wakelin and im trying to have a disccusion, not an argument/flamewar

  • @TheHadesShade
    @TheHadesShade 8 лет назад +20

    Good video, but as someone that had biology and is fairly interested in how what each kind of calorie does in your body and how it works. I haven't heard anything new in this video :(

    • @SciShow
      @SciShow  8 лет назад +23

      +TheHadesShade ruclips.net/video/00jbG_cfGuQ/видео.html This video might be a good place to start in an understanding about how the body breaks down food into energy. I don't think the video is explicit about what the difference is between proteins, fats, and carbohydrates... but the short version is that each type of food is catabolized into molecules that can enter the cycle detailed in the video, along with some byproducts (like ammonia from protein).
      I hope that helps!
      -Sarah Meismer

    • @TheHadesShade
      @TheHadesShade 8 лет назад +1

      +SciShow ah thanks, will take a look at it!

    • @VK-pk8uz
      @VK-pk8uz 8 лет назад +29

      +TheHadesShade Scishow is introductory, opening up complex subjects to the non-specialised among us. What you're looking for is far more in depth information, and will either require as little as a trip to the library, or as much as an enrolment at a university, depending on how deep you want to dive into it (:

    • @drinkmoresoda
      @drinkmoresoda 8 лет назад +19

      You are a special snow flake

    • @briank7784
      @briank7784 7 лет назад +1

      there is no difference between calories, calories are a measurement of potential energy

  • @qqueenquartz
    @qqueenquartz 8 лет назад

    Omg I'm in love with your kit! It's so awesome~ ^-^

  • @maherf768
    @maherf768 8 лет назад +1

    I always enjoy a good explanation, good job guys!

  • @joelip4396
    @joelip4396 7 лет назад +7

    Can you make a video on veganism and health? I would love some unbiased information which I have a hard time finding.

  • @J-tz8qd
    @J-tz8qd 8 лет назад +4

    this wasnt up long enough for somone to watch the whole thing and its already at 360 views

    • @this_mfr
      @this_mfr 8 лет назад

      +Justin Pond Because the view count increases the very second you click the video, whether or not you watch the entire thing has no bearing. Just FYI...not trolling or anything, lol.

  • @winterworld
    @winterworld 8 лет назад

    Fabulous descriptions! Thanks you!

  • @TalonSky
    @TalonSky 8 лет назад

    As always, very informative. Thanks guys!

  • @fatsamdrums
    @fatsamdrums 8 лет назад +8

    So am I saturated or unsaturated?

    • @siramea
      @siramea 8 лет назад

      +Fat Sam saturated

    • @animeartist888
      @animeartist888 8 лет назад +1

      +Fat Sam Depends... Are there other Fat Sam molecules really tightly packed by you? Or do they tend to float away? :P

    • @IAmLesleh
      @IAmLesleh 8 лет назад +3

      +Fat Sam You're solid so I'd go with saturated.

  • @schelsullivan
    @schelsullivan 8 лет назад +151

    That explains fat, but what about phat, can you explain phat?

    • @dmcpartlin17
      @dmcpartlin17 6 лет назад +15

      schel sullivan what about THICC?

    • @magadzhabraftw6157
      @magadzhabraftw6157 5 лет назад +12

      And what about *Z U C C*

    • @arpitgupta4948
      @arpitgupta4948 5 лет назад +7

      What the phuck !!

    • @goatnoodles9162
      @goatnoodles9162 4 года назад

      Now that you've explained phat, explain tat.

    • @joediesen1
      @joediesen1 3 года назад

      Phat was really popular in the 90s, but you don't hear much about it anymore.

  • @agator2660
    @agator2660 4 года назад

    Thank you so much, this makes more sense than the run of the mill explanations.

  • @GumMagnum
    @GumMagnum 8 лет назад +3

    3:15 This oddly helps me understand tumblr buzzwords better

  • @ChristophelusPulps
    @ChristophelusPulps 8 лет назад +271

    Cis fats and Trans fats? Don't let Tumblr hear you.

    • @romayi7983
      @romayi7983 8 лет назад +2

      +Aditya Mokkarala LOLOL

    • @ChristophelusPulps
      @ChristophelusPulps 8 лет назад +25

      You have no right to judge trans fats! Cool it with the microaggressions!

    • @Silverizael
      @Silverizael 8 лет назад +16

      +Christoph13131 Cis and trans have very defined meanings. And, in fact, those same meanings apply both to chemicals and to societal and biological designations we give things. Cis just means the same as. Trans means the opposite of. That's a bit of a simplification, but that's more or less how they work.

    • @ChristophelusPulps
      @ChristophelusPulps 8 лет назад +15

      Silverizael
      All right, everyone, the fun is over.
      :P

    • @jamesbrown99991
      @jamesbrown99991 8 лет назад +9

      +Christoph13131 All fats are beautiful

  • @Jase989
    @Jase989 5 лет назад

    One of the best explanations I have heard 👏🏻👏🏻

  • @4x4lowgear
    @4x4lowgear 8 лет назад

    Thanks for all the great videos!

  • @Mysticfox-wk2be
    @Mysticfox-wk2be 8 лет назад +7

    I love butter and bacon and eat both daily. They have helped me gain and maintain a healthy weight and the doctor says I am perfectly healthy. Sedentary lifestyles will kill you faster than meat fat will.

    • @jbooks888
      @jbooks888 8 лет назад

      +Mysticfox2010 Yes - exercise is key

    • @InXLsisDeo
      @InXLsisDeo 7 лет назад

      It really depends on who. There has been cases of sporty and seemingly perfectly healthy people who died of a sudden attack. Exercising is important, no question about that, but a good dietary lifestyle might be even more important.

  • @olivia1954
    @olivia1954 8 лет назад +12

    humans need to eat some stuff only found in animals and some othere stuff only found in plant?
    its almost as if we are omnivores.

  • @lorenzog4545
    @lorenzog4545 8 лет назад

    Thanks so much for making this video, now I have an quick, reputable source of information to show people who ask about fat! I'm a pretty big fan of nutrition and I'd love to see more nutritional videos on here!!

  • @nathan_middleton_
    @nathan_middleton_ 8 лет назад

    So stoked to see you using Snatoms! :D

  • @RAMHy13
    @RAMHy13 8 лет назад +7

    "Let's get to the heart of fat..." Before The opposite happens?

  • @JonathanVaillancourtOuellette
    @JonathanVaillancourtOuellette 7 лет назад +36

    saturated fats are gooood for you

    • @fleabags4589
      @fleabags4589 7 лет назад +3

      yup the atkins diet contains mostly saturated fat.Guess what?Dr Atkins ended up fat and died of a heart attack from eating his own diet.So yea saturated fats are good for you

    • @JonathanVaillancourtOuellette
      @JonathanVaillancourtOuellette 7 лет назад +20

      Atkins died of a head injury

    • @JonathanVaillancourtOuellette
      @JonathanVaillancourtOuellette 7 лет назад +22

      +Shane Wakelin he also gained 63 pounds of fluid during the coma that followed his hospital admission. I know, fact checking is haaaaaarddddddd.

    • @fleabags4589
      @fleabags4589 7 лет назад +2

      +Jon Vaillancourt You conveniently left out the fact that he was 117 kilos with a history of heart attacks.( which could have been why he fell)And the fact that his wife refused an autopsy.Yea fact checking is so hard.If his diet was so good then whybwas he so fat before he died?

    • @fleabags4589
      @fleabags4589 7 лет назад

      prove it.

  • @makimaram
    @makimaram 7 лет назад

    the video is so cool and useful and very well explained!!! thank you so much!!!

  • @roroxthegreat
    @roroxthegreat 3 года назад

    Thanks for this video, very informative!

  • @frankydman
    @frankydman 8 лет назад +99

    3:24
    Sci show, You are referencing the Lipid hypothesis, which has been revoked by numerous studies as being untrue. Saturated fats have no link to plaque build up or heart disease. In fact, the latest research has shown the top three causes of heart disease are high blood sugar, stress and smoking. All of these are things that happen to raise your cholesterol, which has supposedly been linked to saturated fats. Again this is untrue.
    There is a grain of truth though: plaque can build up in your arteries, but it is not made up of sat-fats, it is made of dense LDLs, which are made from refined carbohydrates. Dense LDL builds up in the arteries and that causes inflammation.
    Saturated fats do not cause heart disease; the study that made that claim was flawed and is no longer accepted by the scientific community. As for cholesterol, high cholesterol does not cause heart disease, otherwise Dwight D Eisenhower would not have had a heart attack with a cholesterol level of 165.

    • @metalfuelandfire
      @metalfuelandfire 8 лет назад +6

      +frankydman This is correct though, It's not exactly true that LDL is made up of processed carbohydrates. The primary factor in manufacturing LDL is regularly over filling liver glycogen stores. When liver glycogen levels are full, remaining fructose gets manufactured into long chain triglycerides and because triglycerides are the limiting factor in the production of dense LDL, more LDL is produced. The primary source of fructose in the modern western diet is in processed carbohydrates. That's where the connection is. Of course glucose can also fill lever glycogen stores, but it's more likely to be used to fill skeletal muscle, and adipose tissue stores(depending on which are more insulin sensitive). The main point is that you ant to eat carbohydrates appropriate for your insulin sensitivity and activity levels and only consume fructose when your goal is to restore liver glycogen levels after a fasting period(sleep) or after intense exercise to avoid ketogenisis.
      Fat should be your final consideration after factoring in your minimum protein consumption in order to reach your calorie goals.
      Eating healthy fats like omega-3 from fish oil(DHA in particular) is a way to improve insulin sensitivity further and saturated fat overall is not dangerous when you're not overeating.

    • @AA-ez9cn
      @AA-ez9cn 8 лет назад +10

      +frankydman The majority of the scientific establishment, as well as major health authorities such as the American Heart Association, still recommend limiting the consumption of saturated fats based on a wide acceptance that they contribute to heart disease, based on decades of research. There is plenty of controversy, but you are misleading people by talking about the matter as though it is done with and widely accepted as false when it clearly isn't.
      What's more - this sentence: "high cholesterol does not cause heart disease, otherwise Dwight D Eisenhower would not have had a heart attack with a cholesterol level of 165" - is a logical fallacy because it presumes that in order for high cholesterol to be ONE cause of heart disease it must be THE ONLY possible cause of heart disease. This is like saying that smoking cannot cause lung cancer because some non-smoker who worked in the radon factory died of lung cancer.

    • @frankydman
      @frankydman 8 лет назад +17

      I'm not misleading anything or anyone. I only state facts, and If you look back through the history, and the studies done, there is nothing that supports the lipid hypothesis.
      The lipid hypothesis suggest two things essentially: eating saturated fats raises cholesterol, high cholesterol causes heart disease. Neither of these are true, because the study that put it forward was flawed.
      In the 1950s, biochemist Ancel Keys proposed the lipid hypothesis based on a "six country study" that included Italy, Japan, US, UK, Australia, and Canada. There seemed to be an obvious trendline, where Japan and Italy had low rates of heart disease and low sat fat consumption. and US with high fat intake, high hear disease.
      One problem, the "six country study" was in fact a TWENTY-TWO country study, and the results were all over the place. For example, Holland and Norway had high rates of Fat consumption, but little heart disease. Chile had low fat consumption, but a high rate of heart disease. But Keys wanted to make an impact, so he cherry picked his data and presented it as accurate.
      As for the "decades of research" by what do you refer? No study has ever shown a link between saturated fats and heart disease, while over 30 studies have shown that just the opposite is true.
      For example- Michael DeBakey, a world-renown cardiac surgeon, once did research into this hypothesis involving more than 1600 patients... and he found no correlation between cholesterol and heart disease.
      And my statement is not a logical fallacy; that is just the point; how can high cholesterol cause heart disease when clearly, Eisenhower had a heart attack with a cholesterol level of 165? There must be something else, and that something else, as shown by recent research, is inflammation of heart tissue due to a build up of dense LDL.

    • @AA-ez9cn
      @AA-ez9cn 8 лет назад +5

      frankydman
      I'm not saying I disagree with you, but the position of most medical authorities does, right down to the American Heart Association.
      But as for the logical fallacy part - yes, I stand by what I said: that is a logical fallacy. If you're unfamiliar with it, I suggest looking up "necessity and sufficiency."

    • @Kuchenrolle
      @Kuchenrolle 8 лет назад +9

      +frankydman
      I agree on what you say about the lipid hypothesis and get annoyed with talking about unsaturated and saturated fats as healthy and unhealthy, respectively, but Sedrin is right, your comment about Eisenhower is incorrect and this is a classical logical fallacy.
      Yes, there must be something else, but that doesn't mean that high cholesterol isn't *a* cause of heart attacks. Only if we knew that heart attacks only have one single cause (which we don't, obviously), then we could conclude that cholesterol can't be that cause, because we have encountered a counter example (assuming no measurement error). Here's a different example: The ground gets wet when it rains, but it also gets wet when someone washes their car. Now when the ground is wet, but it hasn't rained, I can't conclude that raining doesn't cause wetness of the ground.
      More generally, from A -> B (read: from A follows B) you can't conclude !A -> !B (from not A follows not B), which is the fallacy. You can only conclude !B -> !A (from not B follows not A), in this case meaning that a patient that doesn't have a heart attack can't have high cholesterol - and that doesn't make much sense here either, as you will agree, because all of these things are risk factors rather than logical necessities that can be tested this way.
      Sedrin,
      you're right, the authorities haven't changed their recommendations. A while back I saw an interview with the German food administration office on exactly this topic (blaing saturated fats and promoting high carb dietary regimes) and they said that they are obviously aware of these issues, but also of the very shaky current nature of food sciences and that they don't want to change their recommendations and confuse people until they are certain that they have to, which they don't think they do, still claiming that at least you won't get harmed from the "balanced" diet they are recommending. I don't agree with that attitude or their specific recommendations (I personally tend towards thinking of carbs as bad and saturated fats as good, for what it's worth), but then again I can basically take any position that I want on this and find evidence that supports it, because food sciences is just such a shitty field, largely built around correlational evidence, small sample sizes, short term experiments and terrible statistics.

  • @jazzieman9687
    @jazzieman9687 8 лет назад +6

    still in the under 200 club

  • @joelhenderson3723
    @joelhenderson3723 8 лет назад

    Out of my several hours of reading various articles, some studies, opinions about the good and the bad, recommendations by organizations like the AHA, and other research, I had a decent idea how this all worked, but your video would have made things so much easier, lol. This pretty much sums it all up, even if there are a few details missing.

  • @bbekah
    @bbekah 7 лет назад +1

    I learned all of this in school and Im so happy that I actually remembered all of it

  • @WilliamBradey
    @WilliamBradey 8 лет назад +131

    So I know this is going to come up because this is the internet so here it goes:
    Fats are not found only in animals. When Hank says "fat" he doesn't mean the chewy stuff on the edge of a steak. He means the chemicals that he describes, which are found in more than just meat. There are even pictures used as examples as to where the different fats can come from and it includes peanuts and olives. So before you militant vegetarians or vegans use this video as ammunition for your 'cause', I'd suggest watching the whole video and actually thinking about it first.

    • @ChetzNation
      @ChetzNation 8 лет назад +2

      +William Bradey (Test) It's true, saturated fats are not always on animals and unsaturated fats are not always from vegetables. Fish and coconuts for instance. Further, lean meat has almost no fat in it. In fact, eating only lean meat will make you starve to death in a process called "rabbit starvation".

    • @ArkbladeIX
      @ArkbladeIX 8 лет назад +10

      the one thing vegetarians don't seem to understand is that no matter how many "benefits" they throw out, people won't switch to vegetarian because nobody gives a Fuck. Lots of people just don't want to think about it 24/7.

    • @pampam3636
      @pampam3636 8 лет назад +56

      Being vegan is an ethical choice. That's it. You can be healthy or unhealthy living either lifestyles. If you don't give a fuck about animals, that's your choice. I choose to give a fuck. 😊 #notamilitantkindofvegan

    • @PleasePaintHighElves
      @PleasePaintHighElves 8 лет назад +3

      +William Bradey (Test) Sorry not everyone is as smart as you. You don't need to be a jerk about it.

    • @WilliamBradey
      @WilliamBradey 8 лет назад +6

      Rick Sanchez I wasn't being a jerk. I just beat the jerks to the punch.

  • @cringecasserole
    @cringecasserole 8 лет назад +7

    Everyone hates on fat. I eat fat and feel better than eating lot's of carbs.

  • @annne023
    @annne023 8 лет назад

    The stacking stuff is truly fascinating. first time I've ever heard this.

  • @khondokeristehadkabir6104
    @khondokeristehadkabir6104 8 лет назад +2

    Reminded me of my bio chemistry class during school :3
    i did love chemistry

  • @vileguile4
    @vileguile4 8 лет назад +2

    Make one about carbs as well. When i quit eating them and increased my fat intake (by basically eating cheese and cream (no crazy processed stuff) i went from 100+ down to 80+ kg and i have a TON more energy and i feel really strong and healthy. Im not a slave under food anymore. I eat one to three times a day. It's very seldom im sick though i got a cold right now. But everybody is sick here now! Im a vegetarian since 15 years so i only eat this cheese and cream plus quorn and vegetables (mainly green and white ones). I want someone who isn't biased by tradition, culture or lobbyism to tell me this is bad, if it is. Different - yes. Bad - no ..? When i became a vegetarian (before it became a normal thing basically) people around me told it was the end for me .. im still alive and i have muscles (proteins wasn't an issue after all?). By the way, im not sure if it's because i have a dog and walk a lot, but i have a great condition now and can run fast and long with minor breathing. Before this i couldn't do either and with heavy breathing along with aching knees.
    You bet i become a bit defensive when someone speaks up against LCHF due to tradition, culture or lobbyism. I know how much it has helped me and i still see people suffering with unhealthy bodies and selfshaming when eating lots of carbs along with fat.

    • @betaleftist9218
      @betaleftist9218 8 лет назад +1

      interesting, I have always viewed high fat diets as unhealthy. there are quite a few studies that show low carb diets being very unhealthy, mainly because your body requires carbs for its basic functions. I would argue that a higher carb diet is better, if in doubt eat more fruit even though they are high carb.

    • @pertaterful
      @pertaterful 8 лет назад

      +hyperbolic fuckboi Carbs are not needed at all. You can eat zero carbs and be fine. Look it up!

    • @vileguile4
      @vileguile4 8 лет назад

      +hyperbolic fuckboi i haven't eaten a fruit in at least two years! The problem is that if you go above about 50g carbs the licht will not work. If you do that you'll gain a lot of weight fast. I've read you need about 25g carbs for your brain. I've never had to add any carbs to reach that limit and I've never felt that my brain didn't work because of eating too few. As I'm diagnosed both bipolar and Asperger I don't know if my brain acts differently though. I am very conscious about how efficient my brain is performing though and I can tell I've became me even more focused.
      Just as I started with lchf our head of "food and health" in our government came out and vaguely accused lchf for possibly being the reason behind an increase in strokes for males 30-40. No facts or studies to back that up at all. Maybe take a look at Starcraft and energy drinks.. This is what I m ant about tradition , culture and lobbyism. It's so corrupt. Sugars and carbs are such a huge deal business wise.

  • @Storebrand_
    @Storebrand_ 8 лет назад +3

    INB4 vegans talking about "naturally alkaline diets" and avocados.

    • @carsontroeh127
      @carsontroeh127 8 лет назад +1

      +StoreBrand the prior is a buzzword that makes no scientific sense and is unfounded
      avocados taste fucking delicious though

    • @Storebrand_
      @Storebrand_ 8 лет назад

      Carson Troeh I hate avocados, they're slightly bitter and mostly flavorless to me... maybe I've just had shitty avocados.

    • @carsontroeh127
      @carsontroeh127 8 лет назад

      StoreBrand I like to put them on sandwiches, avocados alone are just kind of nasty.

    • @garyermann
      @garyermann 8 лет назад +1

      +StoreBrand That may actually be a result of where you live. You can definitely tell a difference if you live near where avocados are grown, like in CA, than if you live in an area that has to have them shipped over long distances.

    • @arandomperson86
      @arandomperson86 6 лет назад

      StoreBrand
      But guacamole tho...

  • @10aDowningStreet
    @10aDowningStreet 8 лет назад

    I've always found this subject mind numbingly dull, but that was fascinating... This is why I sub!

  • @Msibme
    @Msibme 3 года назад

    Wow a ton of info in less than 6 min ... I had to watch and rewatch several segments but thank you I have a better understanding and can make better choices.

  • @indersingh7448
    @indersingh7448 8 лет назад +3

    Second comment. I'm special

    • @PhenomWoW
      @PhenomWoW 8 лет назад +12

      Yes you are. But not because you were second.

    • @CustardCream22
      @CustardCream22 8 лет назад

      +Phenom LOL

  • @risrelchy
    @risrelchy 8 лет назад +4

    ARE THOSE SNATOMSSS o_0

  • @iKylaAwesome
    @iKylaAwesome 8 лет назад

    Wieeee I'm studying Chemistry and we're talking about isomers now. I love seeing it in nature like this!

  • @sam56094
    @sam56094 6 лет назад

    well done ,one of the best professors out there

  • @illdie314
    @illdie314 8 лет назад +27

    moderation.

  • @RAHGOTS
    @RAHGOTS 8 лет назад +3

    Lol, the source for saturated fat is so weak and funny to read. Summary: "Um, like we think saturated fat might be a little bit bad for you, maybe?"
    I think I'll stick with my butter and/or coconut oil and eggs. Though I'm cutting back on processed bacon.

  • @romana316
    @romana316 8 лет назад

    This is great revision. I have a biochem metabolism exam in like 2 weeks. I freaking live this show.

  • @chcodog1357
    @chcodog1357 6 лет назад

    Thank you so much for putting this video together and explaining that nutrition is too complicated!

  • @abhishekpathania8265
    @abhishekpathania8265 7 лет назад +6

    +SciShow You guys are completely wrong about saturated fats, please do some research on this topic.

  • @ratelslangen
    @ratelslangen 7 лет назад +57

    >Cis fats good
    >Trans fats bad
    triggered tbh famalam

    • @Jemalacane0
      @Jemalacane0 6 лет назад +3

      The Titanic was cis-Atlantic. The prefix cis means on one side of. The prefix trans means crossing.

    • @emmettturner9452
      @emmettturner9452 5 лет назад +2

      Funny that it’s the straight one that’s called “trans.”

  • @mikem6466
    @mikem6466 7 лет назад

    I understood this far better than any other youtube video I have watched on the subject.

  • @alecadanglao8386
    @alecadanglao8386 8 лет назад

    I'm not good at science and understanding it but you guys make it kinda understandble and interesting, keep up the good work :)

  • @IDWpresents
    @IDWpresents 8 лет назад +6

    all things in moderation

  • @celibidache1000
    @celibidache1000 7 лет назад +26

    Show me the evidence of saturated fat building plaque in the arteries. Show me one study. One. No? Well, that's because fat don't randomly float around the blood stream suddenly getting stuck in the artery.
    Get your facts straight, please.

    • @InXLsisDeo
      @InXLsisDeo 7 лет назад +9

      1,420,000 results
      scholar.google.fr/scholar?q=study+on+trans+fats&hl=fr&as_sdt=0&as_vis=1&oi=scholart&sa=X&ved=0ahUKEwjdsN77povOAhVHKMAKHQeIClUQgQMIGjAA
      I know you're gonna tell me it's trans, not saturated, but I want to make sure people aren't misled into thinking that the video is all wrong.
      I've read so much crap on the internet, like "safety belts are dangerous, therefore noone should wear them", that I am extremely suspicious about claims like yours. More often than not, those who make them have financial interests in confusing people, or they are simply trolls.
      As for saturated fat, I've read it may be linked with increase of cholesterol levels.

    • @funkyweezy8071
      @funkyweezy8071 7 лет назад +17

      You searched for trans fats, idiot.
      Saturdated Fats are NOT trans fats.

    • @InXLsisDeo
      @InXLsisDeo 7 лет назад +2

      FunkyWeezy Can you even read ? Literally my first sentence was: "I know you're gonna tell me it's trans, not saturated".

    • @alquinn8576
      @alquinn8576 7 лет назад +6

      I basically eat sticks of butter in my diet over the last year. Results: my cholesterol is up, but only the HDL from 60mg/dL to 75mg/dL. All of the people I know with cholesterol problems 1) are obese and 2) eat lots of sugar.

    • @casey-zd5mj
      @casey-zd5mj 7 лет назад +1

      yeah still what does that have to do with saturated fat? What your opinion is saturated fat is somehow the same as trans? like fuck off lmao

  • @jacobburton1213
    @jacobburton1213 8 лет назад

    You've got some freakin SNATOMS
    I pledged to that kickstarter, too, but they aren't supposed to arrive till like march. You must be special.

  • @TBV4050
    @TBV4050 8 лет назад

    I love this show, and I have for some time. Great job demystifying fats and helping to spread proper nutritional information!

  • @you_just
    @you_just 8 лет назад +6

    3:12
    Fat: addressing controversial gender topics before it was cool.

  • @craigk3103
    @craigk3103 8 лет назад +10

    saturated fat is hella good for you

    • @mathmagic8812
      @mathmagic8812 8 лет назад +2

      As Hank has mentioned, too much of it... not so much

    • @craigk3103
      @craigk3103 8 лет назад +4

      Math Magician highly unagreed upon in the science community

    • @flipstonez
      @flipstonez 8 лет назад +1

      +T. Yoshisaur Munchakoopas cite sources

    • @betaleftist9218
      @betaleftist9218 8 лет назад +1

      eh horrible ketogenic diet and heart disease

    • @betaleftist9218
      @betaleftist9218 8 лет назад

      +hyperbolic fuckboi so no you are wrong

  • @Chlomoetv
    @Chlomoetv 8 лет назад

    It makes me so happy to see an endorsement of a thing just coz it's cool. You're like I have access to a medium of expression so here is a cool thing... love it.

  • @animefanboy3782
    @animefanboy3782 8 лет назад

    I watch most of the SciShow videos, and the ones with matarial I've already studied in university I tend to enjoy the most. Because science is made better when explained better, which is why I love watching SciShow.

  • @towelzz9873
    @towelzz9873 8 лет назад +4

    Now watch the SJWs accuse sci show of "fat shaming."

  • @xylikiticatacoltyx
    @xylikiticatacoltyx 7 лет назад +14

    what the fuck! Saturated fat does not clogs up your arteries. Read
    Good Calories, Bad Calories: Challenging the Conventional Wisdom on Diet, Weight Control, and Disease by Gary Taubes and you'll see why saturated fats are so healthy.
    Why We Get Fat: And What to Do About It. 2010. Gary Taubes

    • @marcoguitarsolo
      @marcoguitarsolo 7 лет назад +9

      They're just popular books, not scientific studies. The vast majority of scientific studies point towards saturated fats being harmful at worst, and neutral at best.

    • @xylikiticatacoltyx
      @xylikiticatacoltyx 7 лет назад +6

      Gary Taubes puts science and empirical evidence at the epitome of his research. You're pretty delusional if you think otherwise. The scientific consensus that you are referring to once proclaimed trans fat to be good for human consumption. The truth is, these scientific consensus was bought out by big companies paying them big money.

    • @russodazonasul
      @russodazonasul 7 лет назад +2

      Yeah, saturated fats doesn't clog shit. It's painful to see that this channel gets in wrong too.

    • @Hejhouyou
      @Hejhouyou 7 лет назад

      nutritionfacts.org/video/the-saturated-fat-studies-set-up-to-fail/

    • @stilettoninja
      @stilettoninja 7 лет назад +1

      Gee, I wonder why our number 1 killer is hearth attack lol.

  • @billybutcher420
    @billybutcher420 8 лет назад

    That molecular modelling kit looks really cool!

  • @samvidas9599
    @samvidas9599 8 лет назад +2

    I

  • @jamesmitchell6925
    @jamesmitchell6925 8 лет назад +8

    Do one On the vegan diet!!! Protein, vitamin b3, cholesterol, iron, etc. Vegan athletes, health benefits, raising kids on the vegan diet, environmental protection and climate change!

    • @jamesmitchell6925
      @jamesmitchell6925 8 лет назад

      www.independent.co.uk/extras/indybest/food-drink/cheese-triggers-the-same-part-of-brain-as-hard-drugs-study-finds-a6707011.html

    • @enclavebrandon3
      @enclavebrandon3 8 лет назад +6

      +James Mitchell I like the mental gymanist Vegans have to do to support their own agenda and belief. They can't just simply do something and be content, They have to misconstrude, Fabricate and cherry pick random articles that agree with them and fall into confirmation bias.
      Oh look, One random study says Sugar is a drug.
      www.nydailynews.com/life-style/health/sugar-addictive-cocaine-heroin-studies-suggest-article-1.356819

    • @enclavebrandon3
      @enclavebrandon3 8 лет назад +1

      Jasmine Taulu
      I use often times low fat, Fetta Cheese in moderation on occasion. Not everything in nutrition is entirely bad for you. With a few exceptions, Things cooked in trans fat really, really are horrible.

    • @enclavebrandon3
      @enclavebrandon3 8 лет назад +3

      Jasmine Taulu
      I'd disagree with you on that because of medical research documenting good cholesterol increasing from eggs.

    • @enclavebrandon3
      @enclavebrandon3 8 лет назад +2

      Jasmine Taulu
      "No cholesterol is good"
      Yeah it is, Jasmine. Cholesterol is divided into HDL and LDL. LDL builds up Plague within your arteries, While HDL clears it and keeps it clean.