Non-GMO 100% Vegan Dietary Supplement Curcuma Longa 95% Curcumin 300 mg Per Capsule Guaranteed Potency Lab Verified Discussion: Originating in India, turmeric root is a member of the ginger family. Turmeric has a long history of use as both a culinary spice and in traditional Ayurvedic medicine. The active constituent in turmeric, curcumin, is a polyphenol that gives the root its golden yellow color. Clinical studies suggest that curcumin may support healthy joints and help maintain a healthy cardiovascular system. Solaray Turmeric root extract is a highly purified extract guaranteed to contain 95% Curcumin.