Echinacea: The Immune Herb (Herbs and Health Series)

Echinacea preparations have a solid track record in clinical and laboratory studies, and thousands of doctors currently recommend them for a long list of infectious diseases. Having gone through eight printings since its publication in 1990, this valuable handbook gives the full picture on the herb most frequently used for the treatment of colds and flu. Topics include the history of echinacea, how to use it, and the best kinds of preparations. Growing tips are also included.