NOW® Ginkgo Biloba is grown and extracted under the highest quality standards and is standardized to min. 24% Ginkgoflavonglycosides and min. 6% Terpene Lactones, including Ginkgolide B, the most significant fraction, and Ginkgolides A, C and Bilobalide. Ginkgo Biloba is a herb, well known from ancient years to enhance brain's blood circulation boosting memory and concentration. In addition, modern research has shown other beneficial properties such as skin and nail health support, sexual ability boost and general toning.