Strong evidenceherb
Echinacea for Slow Recovery
Stimulates immune cell proliferation and reduces infection duration through enhanced pathogen clearance.
How strong is the research?
Strong evidence
Based on a meta-analysis of multiple studies — the highest level of research evidence.
Research source
SourceKarsch-Volk M et al. · Cochrane Database Syst Rev 2014How much to take
300–500 mg
Begin at first symptoms. May reduce cold duration by 1-2 days.