Aging & dietary supplements / National Institute on Aging
Dietary supplements : FDA should take further actions to improve oversight and consumer understanding / Government Accountability Office
FDA 101 : dietary supplements / U.S. Food and Drug Administration
Final rule promotes safe use of dietary supplements / U.S. Food and Drug Administration
Fortify your knowledge about vitamins / U.S. Food and Drug Administration
Using dietary supplements wisely / U.S. Department of Health and Human Services.