echinacea
e chuh nay see uh
- n small genus of North American coarse perennial herbs
- People swear by them: echinacea for a cold, ginkgo biloba for memory or the peppermint in the salve your aunt believes can ease chest congestion.
- But the drinks also contain a variety of supposedly health-boosting herbalsincluding ginseng, Ginkgo biloba, gotu kola, guarana and echinaceathat the FDA has never approved .
- The results: "Compared with the placebo," the researchers reported, "unrefined echinacea provided no detectable benefit or harm.