PubMed
National Libary of Medicine's Medline Plus
American Cancer Society
American Heart Association
Mayo Clinic Health Oasis
National Institute of Health: Office of Dietary Supplements
The Chronic Disease Prevention and Health Wellnes
Healthwell
Rosenthal Center for Complimentary and Alternative Medicine
University of Pittsburg - The Alternative Medicine Homepage
McMaster's Healthcare Information Resources
Natural Health Village Home Page
Herb Research Foundation
Herbal Hall - Home for Herbs