Echinacea: Echinacea is the name for a group of flowers in the daisy family. It's sold as an herbal supplement to prevent or cure illness - however, there is no conclusive evidence showing it to be any more potent than placebo.
Answered 5/15/2014
4.1k views
4 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question