Brain & Memory features Ginkgo leaf extracted from domestic, 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 whole herb of Certified Organic Centella asiatica plants. The herb is hand-harvested at its optimal potency, carefully shade-dried, then thoroughly extracted. The herbs in this formula are individually extracted to provide a broad spectrum of plant compounds. Herb Pharm assures herb identity via macroscopic and organoleptic analysis, then confirms it through methods such as HPTLC fingerprinting specific to each herb. The formula is easily dispensed, taken in liquid form and added to water or other liquid.