Tang Center for Herbal Medicine Research

Herbal Resources

Looking for accurate, reliable information on herbal therapies? Here are several herbal medicine and other dietary supplement-related web sites we recommend.

Select an herb below to learn more about its background and uses.






Ginseng Root


Milk Thistle

Saw Palmetto

St. John’s Wort


Food Safety

Healthcare professionals should use this site to report adverse events associated with herbal medicines and other dietary supplements. Sections also contain safety information, industry information and regulation.

National Center for Complementary and Integrative Health, National Institutes of Health

This site contains factsheets about alternative therapies, consensus reports, and databases.

Agricultural Research Service, United States Department of Agriculture

The site contains an extensive phytochemical database with search capabilities.

World Health Organization (WHO)

This site contains information about traditional medicine and WHO monographs on selected medicinal plants.

American Botanical Council

This site contains information of botanical educational materials. Some of this information is available to the general public, and much of it is reserved for the professionals.


Although this site addresses all aspects of healthcare, there is a considerable amount of information covering complementary and herbal therapies.

National Council Against Health Fraud

This site focuses on health fraud on over-the-counter herbal remedies.


This site contains information on over 120 herbal medications, with evidence for activity, warnings, preparations, mixtures, and mechanisms of action. There are short summaries of important research publications with Medline links.


This site is maintained by a corporation that conducts independent laboratory investigations of dietary supplements and other health products.


Textbook of Complementary and Alternative Medicine "Second Edition"

Yuan, C.S., Bieber, E.J. and Bauer, B.A. (eds.) 2006. Textbook of Complementary and Alternative Medicine “Second Edition” Informa Healthcare / CRC Press: New York.

Mayo Clinic Book of Alternative Medicine: The New Approach to Using the Best of Natural Therapies and Conventional Medicine