The efficacy of echinacea compound herbal tea preparation on the severity and duration of upper respiratory and flu symptoms: a randomized, double-blind placebo-controlled study.
G. F. Lindenmuth, Elise B. Lindenmuth•August 1, 2000•101 citations
Chat with this paper
Extract insights, manage references, and accelerate your research
Continue your research
– It's free
Abstract
Treatment with Echinacea Plus tea at early onset of cold or flu symptoms was effective for relieving these symptoms in a shorter period of time than a placebo.