Cat's Claw Standardized Extract

NOW Cat's Claw Extract has the highest quality bark of authentic Uncaria tomentosa, an exciting herbal discovery from the Peruvian rainforest. Also called una de gato, it has been used for hundreds of years by the native Ashanica Indians. Native to the Peruvian rainforest, NOW Cat's Claw Extract is made from the highest quality bark of authentic Uncaria tomentosa. This exciting herbal supplement, also known as una de gato, has been utilized by the native Ashanica Indians for centuries.