Echinacea for preventing and treating the common cold
Cochrane · 2014
Reviewed guidance
Echinacea for common cold
Echinacea has mixed and inconsistent evidence for common-cold prevention or treatment, with no clear, reliable benefit established across studies. Echinacea is traditionally used for upper-respiratory infections, including the common cold.
What this means
Support for common cold symptoms
Safety & cautions
Get medical care for symptoms that are severe, last longer than expected, get worse, or otherwise concern you.
Household preparations
Practical ways to use the ingredient may not provide the same form or amount discussed in the evidence.
Evidence transparency