Nervous System Mental Clarity USDA Organic Herbal Supplement Gluten-Free Certified Organic by Organic Certifiers Our Brain and Memory compound features Ginkgo leaf extracted from Certified Organic whole green leaves of Ginkgo biloba trees. Mature leaves are plucked from the trees before they yellow, then milled at the last minute before extraction. It also features Gotu Kola extract, prepared from the aerial parts of Certified Organic Centella asiatica plants. The herb is hand-harvested at its peak, carefully shade-dried, then thoroughly extracted. Supports Healthy Brain Function, Memory And Concentration Herbal Dietary Supplement.