Cognitive Health Dietary Supplement Supports Circulation & May Reduce Mental Fatigue With PureLeaf‚Ñ¢ Ginkgo Biloba  Gluten Free Certified Vegan Non GMO Project Verified Gingko has been shown to act as an antioxidant and increase blood flow to the brain and peripheral organs. Researchers have also observed a positive effect on memory and cognitive function. This ability to increase blood flow has brought attention to ginkgo’s potential role in supporting adequate respiratory, gastrointestinal and dermatological health. MRM Ginkgo B contains a minimum 24% flavone glycosides and 6% terpenes, which includes Ginkgolide A, B,C and Bilobalide. Pureleaf‚Ñ¢ Ginkgo Biloba Extract is of the highest quality which includes the most extensive testing at every stage of manufacturing to assure purity.