Not all Ginko biloba supplement are alike, Ginkoba has shown to improve memory, concentration, and mental focus by safely increaseing the flow of oxygen to the brain. With over 30 years of clinical support, Ginkoba contains the most extensively tested ginkgo extract in the world and is made using a patented standardization process that guarantees every tablet contains a consistent amount of proven components. These high quality standards have helped make Ginkoba the No. 1 doctor recommended brand of Ginkoba biloba.These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Contains no sugar, caffeine, or artificial stimulants.