Ginkgo Biloba is one of the oldest living tree species and its leaves are among the most extensively studied botanicals in use today. Ginkgo Biloba has been shown to be helpful for maintaining optimal cognitive health, especially among older adults, and supporting healthy circulation. It is known to increase mental "sharpness" and awareness. Scientific research documents the ability of Ginkgo to maintain peripheral circulation to the arms, legs and brain.** In addition, Ginkgo helps support memory, especially occasional mild memory problems associated with aging.** Our Ginkgo Biloba consists of high-quality herbs standardized to contain 24% Ginkgo Flavone Glycosides.