Dietary Supplements: More is Not Always Better
Internet URL
http://www.niapublications.org/agepages/supplements.asp 
Sponsoring Agency
National Institute on Aging Information Center
Description
Depending on the supplement, your age, and your health, taking more than the recommended 100% DV (daily value) could be harmful to your health. This document provides a general introduction to dietary supplements, including vitamins, minerals, antioxidants, and herbal supplements. Recommendations for people over 50 are presented.