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General Information and Resources for Dietary Supplements

USDA. ARS. Nutrient Data Laboratory. DHHS.

Provides analytically-derived estimates of ingredient levels in nationally representative samples of commonly reported dietary supplements.

DHHS. NIH. Office of Dietary Supplements; National Library of Medicine.

Search online for manufacturers' complete label information for a selection of on-market and off-market dietary supplement products. Find product information, dietary supplement facts, label statements, and contact information.

DHHS. NIH. Office of Dietary Supplements.

Mission is to strengthen knowledge and understanding of dietary supplements by evaluating scientific information, stimulating and supporting research, disseminating research results, and educating the public.

DHHS. NIH. Office of Dietary Supplements.

Evidence-based summaries for health professionals and consumers on vitamins, minerals, herbs, and other ingredients.

U.S. National Library of Medicine           

Browse dietary supplements and herbal remedies to learn about their effectiveness, usual dosage, and drug interactions.