General Dosage
300-500mg standardized extract daily, or 2.5mL fresh-pressed juice 3x daily
Maximum dose: No established upper limit; typically used for 8-12 week courses rather than year-round
Echinacea Dosage Guide
This content is for informational purposes only and does not constitute medical advice. Consult your healthcare provider before starting any supplement. Full disclaimer
Dosage Recommendations
General recommendation: 300-500mg standardized extract daily, or 2.5mL fresh-pressed juice 3x daily
Timing: Start at the first sign of cold symptoms for best results; multiple doses throughout the day
Dosage by Condition
| Condition | Recommended Dose | Evidence |
|---|---|---|
| Cold prevention | 300-500mg extract daily during cold season | Moderate |
| Acute cold treatment | 500mg extract 3x daily for 7-10 days | Moderate |
| Liquid tincture | 2.5mL 3x daily at onset, taper over 7-10 days | Moderate |
Upper limit: No established upper limit; typically used for 8-12 week courses rather than year-round
Timing & Absorption
Start at the first sign of cold symptoms for best results; multiple doses throughout the day
Can be taken with or without food.
References
- Shah SA, Sander S, White CM, Rinaldi M, Coleman CI (2007). Evaluation of echinacea for the prevention and treatment of the common cold: a meta-analysis. The Lancet Infectious Diseases. DOI PubMed
- Karsch-Volk M, Barrett B, Kiefer D, Bauer R, Ardjomand-Woelkart K, Linde K (2014). Echinacea for preventing and treating the common cold. Cochrane Database of Systematic Reviews. DOI PubMed