A consumer guide to dietary supplements

Dietary supplements, including vitamins, minerals, herbs and other botanicals, and amino acids, are used by a growing number of people in the United States. They're available at drug stores, specialty stores, even gas stations! Some of these products have a long history as traditional remedies, especially many herbal and botanical products, but others, such as amino acids and enzymes are fairly new to the marketplace.

Read more: A consumer guide to dietary supplements