Cat's Claw
Uncaria tomentosa
An Amazonian vine bark with preliminary trials for joint inflammation and immune modulation.
Traditional use (indigenous-americas): An Amazonian vine bark with preliminary trials for joint inflammation and immune modulation.
An Amazonian vine bark with preliminary trials for joint inflammation and immune modulation.
Active constituents are under study; evidence ranges from traditional use to preliminary human trials.
- An Amazonian vine bark with preliminary trials for joint inflammation and immune modulation.
Evidence strength: limited human.
- See the evidence level above
- Immune effects (autoimmune caution); affects blood pressure and drug metabolism.
- Autoimmune disease
- Pregnancy
- Before surgery
Immune effects (autoimmune caution); affects blood pressure and drug metabolism.
May interact with prescription medications — review with a clinician if you take any.
Use caution in pregnancy, breastfeeding, for children, and with chronic disease unless cleared by a clinician.
Choose reputable, tested suppliers; correct identification is essential for wild-harvested plants.