Americans are ignoring the science and spending billions on dietary supplements

Dietary supplement fans got a big “buyer beware” warning this week when the New York attorney general’s office ordered GNC, Target, Walgreens and Wal-Mart to pull a number of store-brand products from their shelves, following an investigation that found most didn’t contain herbs listed on their labels. In some cases, the attorney general said the supplements didn’t even identify potentially dangerous allergens.

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