Top Omega-3 Scientist Weighs in on Sardines
In a Nutshell
Professor William Harris, omega-3 expert, defends seed oils' linoleic acid as harmless absent human trial evidence of harm, while emphasizing whole-food omega-6s are healthy and processed oils' risks remain theoretical. He endorses eating sardines liberally for boosting the omega-3 index (ideally 8-12%; host hit 16% after 1,000 sardines, gaining cold resistance but not fish odor from omega-3s), debunks skin absorption myths, and dismisses FDA mercury warnings for pregnant women as overblown—meta-analyses show more fish intake raises kids' IQ by ~7 points. Future omega-3s from algae/plants will sustain supply; test your index at omegaquant.com for better mortality risk prediction than cholesterol.
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Eat as much fish as you can. You're never just having an isolated fatty acid. Those oils are used in the processing of a lot of different kinds of foods. The host interacts with the inputs in ways to generate outputs that can be so dramatic to be opposite. A higher level of processed foods apparently now is linked with better health outcomes. It's hard for me not to believe it doesn't have profound physiologic consequences. I think it probably does. Smell your hands. You have sardines in your skin.
Host returns for part two with world expert in omega-3s and omega-6s, Professor William "Bill" Harris. Bill chaired the American Heart Association Scientific Advisory Board on omega-6 fatty acids, published hundreds of peer-reviewed papers, innovated the widely used omega-3 index discussed in part one. Topics include seed oils, sardine diet, mercury, fish smell explanation.
Host clarifies confusion: people conflate highly processed industrialized oils with the concept of omega-6 fats. Omega-6 from whole unprocessed foods (walnuts, nuts, seeds) tend to be healthy and anti-inflammatory. Extracting, hyperconcentrating, removing natural antioxidants, heating cycles in processing (packaged in plastic bottles) might be harmful.
Chemically, linoleic acid is identical whether from walnut or soybean oil. Question: is it the company it keeps?
You're never just having an isolated fatty acid.
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