Herbal Lottery

What's on a dietary supplement's label may not be what's in the bottle

6:34pm, June 2, 2003

Echinacea is a commercial success. The dietary supplement–made from the flowers, stems, and leaves of the purple coneflower–has become a popular and lucrative over-the-counter cold remedy. It's also one of the few nutraceuticals–natural products with medicinal reputations–that have substantial scientific evidence to support its purported functions: Various studies suggest that echinacea supplements can boost immunity or shorten the duration of colds.

This article is available only to subscribing members. Join SSP today or Log in.

More from Science News