Science-Based NutritionProfileProven Quality AssuranceDietary SupplementVegan / Non-GMO / Gluten Free / Soy FreeHelps Promote Mental Function and Memory.Doctor's Best Extra Strength Ginkgo helps enhance memory and brain capacity, supports healthy mitochondrial and nerve cell function. This premium quality Ginkgo biloba is a standardized extract, guaranteed to contain minimum of 24% flavone glycosides and 6% terpene lactones, as verified by independent laboratory analysis.This ginkgo extract is guaranteed by the ProfileProven Quality Assurance system developed by Ethical Naturals, Inc. This process includes the most extensive testing and screening at every stage of manufacturing to assure purity and potency.Helps support circulation in the brainHelps promote mental function and memory