60 mg Per Serving Standardized to Contain 24% Ginkgo Flavone Glycosides Supports Healthy Brain Function &Mental Alertness Herbal Health Herbal Supplement Guaranteed Quality Laboratory Tested Over 40 Years of Trusted Quality At Nature's Bounty, we are committed to your health. For over 40 years we have been making trusted products, backed by science, and made with only the purest ingredients...guaranteed. So you can get the most out of life every day.