Doctor's Best High Absorption Curcumin from Turmeric Root delivers antioxidant protection for cellular health. This formula includes a C3 Curcumin complex and also contains BioPerine®, an extract of black pepper fruit. BioPerine is added as a natural bio-enhancer to promote absorption. High Absorption Curcumin features a potent standardized extract of Curcuma longa root, commonly known as turmeric. Curcuminoids may benefit the joints, brain, heart and the circulatory system by helping to neutralize free radicals.