Cold/flu relief
7 supplements analyzed and ranked by clinical evidence.
Supplements7
Supplement Evidence
Main EffectsStudies Benefits
Echinacea5413Andrographis Paniculata169Garlic15317Elderberry209Cinchona95Ginger23618Artemisia Annua159
Faster, shorter colds
Fewer, milder colds
Moderate
Sore throat, runny nose
Overall symptoms, "+53%"
Moderate
Fewer colds −41%
Faster recovery −61%
Moderate
Fewer/shorter colds, −2 days
Less flu/tonsillitis, −4 days
Moderate
Parasite clearance, fever ↓
Higher cure, blood levels
Rectal bioavailability 36–62%
Moderate
Symptoms faster relief
-12.1% recurrence
Moderate
Faster clearance, +96% cure
Relapse, lower sustained cure
Weak