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SupplementScience

Cat's Claw 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

General Dosage

60-350mg standardized extract daily, or 1-3g bark powder

Maximum dose: Up to 350mg/day extract has been studied; traditional bark tea uses up to 4g dried bark daily

Dosage Recommendations

General recommendation: 60-350mg standardized extract daily, or 1-3g bark powder

Timing: Take with meals to reduce potential GI discomfort • Take with food for best absorption.

Dosage by Condition

Rheumatoid arthritis
60mg POA-standardized extract dailyEmerging
Osteoarthritis
100-350mg freeze-dried extract dailyEmerging
General anti-inflammatory
250-350mg bark extract dailyPreliminary

Upper limit: Up to 350mg/day extract has been studied; traditional bark tea uses up to 4g dried bark daily

Timing & Absorption

Take with meals to reduce potential GI discomfort

Best taken with food for optimal absorption.

References

  1. (). Randomized double blind trial of an extract from the pentacyclic alkaloid-chemotype of Uncaria tomentosa for the treatment of rheumatoid arthritis. Journal of Rheumatology.
  2. (). Efficacy and safety of freeze-dried cat's claw in osteoarthritis of the knee: mechanisms of action of the species Uncaria guianensis. Inflammation Research. DOI
  3. (). Anti-inflammatory and antioxidant activities of cat's claw (Uncaria tomentosa and Uncaria guianensis) are independent of their alkaloid content. Phytomedicine. DOI