- Powerful and Unusual Herbs From the Amazon and China by World Preservation Society
- Herbs Against Cancer: History and Controversy by Ralph W. Moss PhD
- The Anti-Aging Solution: 5 Simple Steps to Looking and Feeling Young by Vincent Giampapa, Ronald Pero, and Marcia Zimmerman
- The Herbal Drugstore by Linda B. White, M.D.
- The Doctor's Complete Guide to Vitamins and Minerals by Dr. Mary Dan Eades
- Herbs for Health and Healing by Kathi Keville