linoleic

How too much omega-6 and not enough omega-3 is making us sick

By on May 8, 2010 in Food & Nutrition, Myths & Truths | 68 comments

In the last article we discussed the problems humans have converting omega-3 (n-3) fats from plant sources, such as flax seeds and walnuts, to the longer chain derivatives EPA and DHA. Since EPA and DHA (especially DHA) are responsible for the benefits omega-3 fats provide, and since EPA and DHA are only available in significant amounts in seafood, it follows that we should be consuming seafood on a regular basis. But how much is enough? ...
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Why fish stomps flax as a source of omega-3

By on May 5, 2010 in Food & Nutrition, Myths & Truths | 61 comments

I want to thank everyone for sending in their questions and voting on the next topic. The good news is that there's a lot of interest in all of the topics I'm researching right now. The bad news is that there was no clear winner. I've decided to go ahead with the series on fish and fish oil, but I may write about thyroid and diabetes simultaneously. I'm also going to experiment with shorter ...
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Essential fatty acids: not so essential after all

By on April 15, 2008 in Food & Nutrition | 10 comments

Most health-conscious folks have heard of essential fatty acids (EFAs) by now. It isn’t unusual for a health food store to sell several different brands of fish oils, flax oil and other blends of “essential fatty acids”. We’ve been told that consuming these oils will keep us healthy and protect us from disease. Today’s nutrition textbooks refer to omega-6 (linoleic) acid and omega-3 (alpha-linolenic) acid as essential components of the human diet, and cite the ...
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