The FDA released a letter today warning all consumers of the risk of high blood pressure and heart attack associated with any dietary supplement containing the ingredient dimethylamylamine (DMAA). Dietary supplements containing DMAA are used for weight loss, muscle building, and performance enhancement. Although most companies are complying with the FDA and have stopped adding this ingredient to supplements, it may still be available in the marketplace. How often do patients ask about dietary supplements used for weight loss and muscle building?

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