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Avoiding Fish for 5 Years Before Pregnancy

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The problem with fish advisories that tell pregnant women to cut down on fish is that it may be too late for certain persistent pollutants.

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In my previous video on this topic, How Long to Detox from Fish Before Pregnancy (, I mentioned a study that suggests detoxing from fish for one year to see mercury levels decrease, but other pollutants take longer to leave our system.

For optimum brain development consider a pollutant-free source of omega 3 fatty acids: Should Vegan Women Supplement with DHA during Pregnancy? (

There are also non-pollutant reasons may want to avoid excessive amounts of any animal protein. See: The Effect of Animal Protein on Stress Hormones, Testosterone, and Pregnancy (

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-Michael Greger, MD FACLM

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