Does Saturated Fat Affect Cholesterol Levels?

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  • psuLemon
    psuLemon Posts: 38,395 MFP Moderator
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    nvmomketo wrote: »
    kimny72 wrote: »
    nvmomketo wrote: »
    I would go with Nina Teicholtz's Big Fat Surprise. She dives into where that myth that saturated fat=bad really are from.

    ... It dies seem to be getting less common now that it was a few years ago.

    Dave Feldman has a collection if N=1 experiments on high fat and cholesterol. His stuff is worth looking into IMO.

    Is there any way to learn from Teicholtz without buying her book or subscribing to her newsletter? Because her "Big Fat Surprise" branded website that sells her book and investigative journalism and keeps popping up an offer for her newsletter doesn't instill confidence. Maybe I just didn't go through enough pages in my google search?

    I googled David Feldman and came up with a stand up comedian, a professor of physics, a court reporter, and an orthopedist. Then I added "cholesterol" to the search and found the blog Cholesterol Code that says he's a Software Engineer and entrepreneur who does LCHF and learned everything through his own research and experiments. What he's done might be fascinating, but I don't know if I would trust my future health to him.

    I guess for me personally, I would want more than journalists and hobbyists if I'm going to declare the recommendation of all sorts of health orgs outdated. I'm not saying their not, just that I wouldn't be convinced. I'll definitely check out the Cholesterol Code out of curiosity when I get more time.

    Thanks for starting this thread @ladyhusker39 , fascinating stuff to read this weekend now!

    I read Teicholtz's book from the library. Her book is where I got my information although she has done some good lectures.

    This one was one of her earlier lectures. I find some of the more recent ones to be better but often longer.

    https://www.youtube.com/watch?v=1CHGiid6N9Q&vl=en


    Dave Feldman is an engineer with interesting n=1 experiments which have been replicated dozens of times. You might not want to base all of your health on him, but his self experiments made me think. Consistently he shows that:

    High fat + high calories = lower cholesterol and triglycerides within three days. And that, low calorie + low fat = raised cholesterol levels within 3 days.

    This is a very early video. Later videos get into the results of others.

    https://www.youtube.com/watch?v=jZu52duIqno&vl=en

    Those changes in triglycerides is pretty well established though. Lower carbs increases free flowing fatty acids. Lyle McDonald talks about that stuff in booka written in like 2001. That is why its important to not get bloodwork not when dieting or after sweeping changes in diet.
  • pinuplove
    pinuplove Posts: 12,874 Member
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    psuLemon wrote: »
    The biggest factors for metabolic markers are your body composition, whether or not you exercise, and genetics.

    But if you wanted to prioritize fats; id put unsaturated first, than SFA and limit or dont touch transfats.

    But it should probably be noted that sat fats from dairy, beef, and things like coconut oil will have different impacte than fried chicken, etc...

    Can you explain your last statement a bit more? It feels equivalent to saying sugar in fruit has a different impact than table sugar because of additional fiber, micro nutrients, etc. Which I think we agree on, but still maintain that metabolically sugar is sugar. Why would saturated fat not be saturated fat?
  • psuLemon
    psuLemon Posts: 38,395 MFP Moderator
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    pinuplove wrote: »
    psuLemon wrote: »
    The biggest factors for metabolic markers are your body composition, whether or not you exercise, and genetics.

    But if you wanted to prioritize fats; id put unsaturated first, than SFA and limit or dont touch transfats.

    But it should probably be noted that sat fats from dairy, beef, and things like coconut oil will have different impacte than fried chicken, etc...

    Can you explain your last statement a bit more? It feels equivalent to saying sugar in fruit has a different impact than table sugar because of additional fiber, micro nutrients, etc. Which I think we agree on, but still maintain that metabolically sugar is sugar. Why would saturated fat not be saturated fat?

    Its the accompany or lack there of nutrients.

    Also, semantically, not all sugars are the same. They metabolize at different rates and in some cases in difference parts of the body. Similarly, things like coconut oils are medium chain triglycerides which metabolize much faster than long chain triglycerides.

    Overall, health is still about total diet. But if one wants an easy way to prioritize nutrients/foods, limited fried foods in favor of whole foods, is always a good choice.
  • pinuplove
    pinuplove Posts: 12,874 Member
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    psuLemon wrote: »
    pinuplove wrote: »
    psuLemon wrote: »
    The biggest factors for metabolic markers are your body composition, whether or not you exercise, and genetics.

    But if you wanted to prioritize fats; id put unsaturated first, than SFA and limit or dont touch transfats.

    But it should probably be noted that sat fats from dairy, beef, and things like coconut oil will have different impacte than fried chicken, etc...

    Can you explain your last statement a bit more? It feels equivalent to saying sugar in fruit has a different impact than table sugar because of additional fiber, micro nutrients, etc. Which I think we agree on, but still maintain that metabolically sugar is sugar. Why would saturated fat not be saturated fat?

    Its the accompany or lack there of nutrients.

    Also, semantically, not all sugars are the same. They metabolize at different rates and in some cases in difference parts of the body. Similarly, things like coconut oils are medium chain triglycerides which metabolize much faster than long chain triglycerides.

    Overall, health is still about total diet. But if one wants an easy way to prioritize nutrients/foods, limited fried foods in favor of whole foods, is always a good choice.

    Thanks for elaborating :smile: I'm not trying to argue that a Twinkie is equivalent to an apple or that full fat yogurt equals fried chicken, nutritionally. Just found it interesting that the argument I see so often (that sugar is sugar is sugar) doesn't translate here for saturated fats.
  • ladyhusker39
    ladyhusker39 Posts: 1,406 Member
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    AnvilHead wrote: »
    Best ever explanation of why fat is harmless: YouTube: Sugar: The Bitter Truth by Robert Lustig
    ^ Save your time, unless you want to see quackery and unsubstantiated fearmongering at its best. Lustig is about as reliable as Dr. Oz.

    Firstly, where does Lustig even address cholesterol in that video? Or anything about fat's relationship to it? Why is it even relevant to this thread, other than as a thinly disguised plug for keto?

    Secondly, here's a thorough, evidence-based rebuttal to his woo in that video: http://www.alanaragonblog.com/2010/01/29/the-bitter-truth-about-fructose-alarmism/

    On topic: In this meta-analysis, they predicted that "compliance with current dietary recommendations (30% of energy from fat, < 10% from saturated fat, and < 300 mg cholesterol/d) will reduce plasma total and low-density-lipoprotein-cholesterol concentrations by approximately 5% compared with amounts associated with the average American diet.":

    https://academic.oup.com/ajcn/article/65/6/1747/4655489

    Five percent.

    Thanks. I wasn't even going to look at that silly video. I appreciate your help.
  • ladyhusker39
    ladyhusker39 Posts: 1,406 Member
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    kimny72 wrote: »
    Best ever explanation of why fat is harmless: YouTube: Sugar: The Bitter Truth by Robert Lustig

    I don't see how that helps, or fits the description of "Can someone point me to some reputable, non-woo sources" OP asked for, but that's just my opinion. I was able to find lots of quasi-doctors or doctors reaching out of their specialty attempting to make a name for themselves by making the case on their blog-website, but I don't think that's what she was looking for.

    Absolutely. That's why I asked here instead of on one of those sites.
  • pinuplove
    pinuplove Posts: 12,874 Member
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    True. I do see a few posts about being scared of fat, but it's usually because of the sub- numbers turning red in their diary since there's no 'recommended' amount.

    Personally, I love fat and have that macro set higher to align with my eating habits. I notice sat fat amounts every now and then, but it's more of an 'oh, look at at that' kind of thing since I have no medical reason to avoid it. I never look at sugar :wink:
  • emjay196363
    emjay196363 Posts: 37 Member
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    OP, thanks for starting this thread. I'm really confused right now about sat fat, after my last blood work showed high cholesterol and very high triglycerides. I'm doing lots of research myself.
  • nvmomketo
    nvmomketo Posts: 12,019 Member
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    psuLemon wrote: »
    nvmomketo wrote: »
    kimny72 wrote: »
    nvmomketo wrote: »
    I would go with Nina Teicholtz's Big Fat Surprise. She dives into where that myth that saturated fat=bad really are from.

    ... It dies seem to be getting less common now that it was a few years ago.

    Dave Feldman has a collection if N=1 experiments on high fat and cholesterol. His stuff is worth looking into IMO.

    Is there any way to learn from Teicholtz without buying her book or subscribing to her newsletter? Because her "Big Fat Surprise" branded website that sells her book and investigative journalism and keeps popping up an offer for her newsletter doesn't instill confidence. Maybe I just didn't go through enough pages in my google search?

    I googled David Feldman and came up with a stand up comedian, a professor of physics, a court reporter, and an orthopedist. Then I added "cholesterol" to the search and found the blog Cholesterol Code that says he's a Software Engineer and entrepreneur who does LCHF and learned everything through his own research and experiments. What he's done might be fascinating, but I don't know if I would trust my future health to him.

    I guess for me personally, I would want more than journalists and hobbyists if I'm going to declare the recommendation of all sorts of health orgs outdated. I'm not saying their not, just that I wouldn't be convinced. I'll definitely check out the Cholesterol Code out of curiosity when I get more time.

    Thanks for starting this thread @ladyhusker39 , fascinating stuff to read this weekend now!

    I read Teicholtz's book from the library. Her book is where I got my information although she has done some good lectures.

    This one was one of her earlier lectures. I find some of the more recent ones to be better but often longer.

    https://www.youtube.com/watch?v=1CHGiid6N9Q&amp;vl=en


    Dave Feldman is an engineer with interesting n=1 experiments which have been replicated dozens of times. You might not want to base all of your health on him, but his self experiments made me think. Consistently he shows that:

    High fat + high calories = lower cholesterol and triglycerides within three days. And that, low calorie + low fat = raised cholesterol levels within 3 days.

    This is a very early video. Later videos get into the results of others.

    https://www.youtube.com/watch?v=jZu52duIqno&amp;vl=en

    Those changes in triglycerides is pretty well established though. Lower carbs increases free flowing fatty acids. Lyle McDonald talks about that stuff in booka written in like 2001. That is why its important to not get bloodwork not when dieting or after sweeping changes in diet.

    I know. You'd think doctors and the public would have become aware of it by know... About twenty years later.
  • ladyhusker39
    ladyhusker39 Posts: 1,406 Member
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    OP, thanks for starting this thread. I'm really confused right now about sat fat, after my last blood work showed high cholesterol and very high triglycerides. I'm doing lots of research myself.

    It looks like there's a lot of question about this relationship right now. I guess I'm not the only one who's unsure about the science or how to apply it to my eating habits. I eat a balanced diet with just enough low nutrient foods to keep my sweet tooth happy, so I'm not worried about it myself. But I think it's one of those things right now that falls under the "better safe than sorry" category if you have health concerns like you do.

    All the best in figuring out a good strategy to manage your situation.
  • CharlieBeansmomTracey
    CharlieBeansmomTracey Posts: 7,682 Member
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    OP, thanks for starting this thread. I'm really confused right now about sat fat, after my last blood work showed high cholesterol and very high triglycerides. I'm doing lots of research myself.

    if you are having issues with your cholesterol its best to watch your sat fat intake. talk to your dr and see if they recommend a low fat /low cholesterol diet or not. they might depending on your numbers. high cholesterol also can be hereditary.
  • elsie6hickman
    elsie6hickman Posts: 3,864 Member
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    I will say this - I do not readily accept every "new" idea that comes around. I look at the study, who is was conducted by, who paid for the research, how many people, for how long and what age. My cardiologist told me in May to limit saturated fats and avoid transfats (which I do). Now it could be that he is just getting a kick back from the drug companies, but I don't think so, since my GP says it too. I don't have heart disease, but my father had a triple bypass when he was 70, so perhaps he is thinking genetics. But with the way my father eats, and has always eaten, it's enough proof to me that saturated fats are just not good for you. But that is just my observation.
  • CharlieBeansmomTracey
    CharlieBeansmomTracey Posts: 7,682 Member
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    I will say this - I do not readily accept every "new" idea that comes around. I look at the study, who is was conducted by, who paid for the research, how many people, for how long and what age. My cardiologist told me in May to limit saturated fats and avoid transfats (which I do). Now it could be that he is just getting a kick back from the drug companies, but I don't think so, since my GP says it too. I don't have heart disease, but my father had a triple bypass when he was 70, so perhaps he is thinking genetics. But with the way my father eats, and has always eaten, it's enough proof to me that saturated fats are just not good for you. But that is just my observation.

    it could be genetic but the only way to tell would be a genetic test. some people have issues processing fats and cholesterol, does he have high cholesterol or anything? if so then yes it most likely is genetics. but then again other heart issues can be genetic too even without the high cholesterol issues.so hard to tell.
  • AnnPT77
    AnnPT77 Posts: 32,387 Member
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    I will say this - I do not readily accept every "new" idea that comes around. I look at the study, who is was conducted by, who paid for the research, how many people, for how long and what age. My cardiologist told me in May to limit saturated fats and avoid transfats (which I do). Now it could be that he is just getting a kick back from the drug companies, but I don't think so, since my GP says it too. I don't have heart disease, but my father had a triple bypass when he was 70, so perhaps he is thinking genetics. But with the way my father eats, and has always eaten, it's enough proof to me that saturated fats are just not good for you. But that is just my observation.

    "The" study? Unless it's a well-structured meta-analysis, we should be looking at the weight of the evidence over many studies.

    Certainly, follow your doctor's advice - s/he knows your medical history - vs. any single study that may or may not be relevant to your personal circumstances.