True or False? Adding Fat to A Carby Meal Lowers Insulin Response.

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  • #7481

    storm47
    Member

    Today on suppversity.blogspot.com:True or False? Adding Fat to A Carby Meal Lowers Insulin Response.http://suppversity.blogspot.com/2013/03/true-or-false-adding-fat-to-carby-meal.html#comment-formFalse. When you are browsing the Internet it is easy to get the impression that what is wrong or right is not determined by scientific evidence, but by the number of people who repeat it in their blogs, on their facebook walls and in their bulletin board contributions. The common "wisdom" that it would be a good idea to add some fat to a meal to reduce the insulin spike it will give you is one of those paradigms that remain intrinsically flawed no matter how often they are repeated.If you do take a look at what actually happens, when you add fat to a meal, it is yet not difficult to understand how that myth came about. Just like people don't understand that the GI of a certain carbohydrate source doesn't tell you much about it's effect on insulin, the fact that the addition of fat ameliorates the postprandial spike in glucose gets misinterpreted as "fatty meals are less insulinogenic than low fat meals". In fact, the addition of 50g of butter on top of the 50g of carbohydrates the 8 lean, weight stable men and women (N=4, each) consumed in form of potatoes, did not have any effect on the post-prandial insulin release at all.GIP Or Not GIP - That is the Question: "Fat intake, in addition to ingestion of carbohydrate, stimulates GIP release. Therefore, during a mixed meal GIP might act to promote the storage of both triglyceride and glucose indirectly via the release of insulin." (Kieffer. 2003)The amount of the fat storage peptide GIP (learn more), on the . Therefore, Collier and O'Dea are 100% right, when they state in the conclusion of their 1983 paper that...    "despite the apparent improvement in glucose tolerance when carbohydrate is ingested together with fat, the accompanying potentiation of insulin secretion could form the basis of long-term changes in insulin sensitivity which accompany alterations in dietary fat intake." (Collier. 1983)You may want to remember that, whenever you feel inclined to add a ton of bacon on top of your sweet potatoes in the false believe that this would "mitigate" the effects of the carb-laden tubers the insulin response.This obviously does not change the fact that having some fat in a meal does have the added benefit of increasing GLP-1 and PYY levels and thus contributing to a longer satiety effect (eg. Knut. 2008)

    #165921

    Brandon D Christ
    Participant

    Yea we've known this for a while.  All you have to do is look at the insulin index study.

    #165922

    storm47
    Member

    Would the study also apply to mixing protein and fat together to reduce the insulin spike from protein?

    #165923

    Brandon D Christ
    Participant

    Fat does reduce the insulin “spike” from protein but it doesn't reduce the insulin release.

    #165924

    jjd040
    Member

    resurrecting this thread to probe a bit further. i rely on eggs during my ULC days and i eat a lot of fats (like bacon) to avoid an insulin spike. does this apply to that situation? or are 4-5 eggs still safe if consumed with a lot of baconalso, how does insulin spike compare to insulin release, and how do they affect keto?

    #165925

    Brandon D Christ
    Participant

    resurrecting this thread to probe a bit further. i rely on eggs during my ULC days and i eat a lot of fats (like bacon) to avoid an insulin spike. does this apply to that situation? or are 4-5 eggs still safe if consumed with a lot of baconalso, how does insulin spike compare to insulin release, and how do they affect keto?

    4-5 eggs is fine.  Once you start eating more than 6 you start to run into trouble.

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