Steven Foster

Echinachea Natures Immune Enhancer : Nature's Immune Enhancer Steven Foster Original Ed. edition

The plant group Echinacea (common name, purple coneflower) is known as a non-specific stimulant to the immune system. A native of this continent, it was highly valued in Native American medicine, where it had more applications than any other plant. Today, research shows clear scientific reasons for its effectiveness. Foster, a widely respected herbalist, provides both a contemporary and historical