Cat's claw, also known as the life-giving vine of Peru, “saventaro,” or “uña de gato,” is a thick woody vine indigenous to the Amazon rain forest and other tropical areas of South and Central America. It has been revered by native herbalists of the region for over 2000 years and is valued for its many uses. Modern scientific research has determined that its characteristic alkaloids are responsible for its biological activities. 100% UNA DE GATO - Cat's Claw Inner Bark from Peru. Used as a broad based healer by the Peruvian Indigenous people for hundreds of years! Especially good for intestinal and stomach health. Dose: Take 2 capsules 2 to 3 times daily, preferably with food.