None known: A sensitive societal issue, but the large majority of physicians, nutritionists and geneticists agree there are no health dangers at all. Some experts disagree, but this is a true scientific consensus. And those worried about adverse effects often disagree about exactly what problems they might cause. They are extremely valuable globally, major help in improved nutrition and disease prevention.
Answered 2/5/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
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