This is another of our exclusives. Cat's Claw is nowadays kwon wordwide for its wide range of beneficial properties: anti-inflammatory specially for rheumatoid arthritis and osteo-arthritis, immune-stimulant, anti-mutagenic, used as collateral in treatments of tumors, cancer, AIDS and others. We have the only Cat's Claw standardized extract with 5% active principles concentration! Additionally we have all Cat's Claw presentations with our premium quality: standard powder, standard leaves, bark, liquid extract and 3% extract!