Studies indicate Ginkgo (Ginkgo biloba) may increase peripheral circulation, thereby enhancing blood flow to the arms, legs and brain. Ginkgo helps maintain healthy memory function and mental alertness. The Ginkgo herb is derived from the fan-shaped leaves of the Ginkgo Biloba tree, a species that has survived in China for more than 200 million years. Today, Ginkgo is amongst the most popular herbal supplements, most commonly taken to improve mental alertness. Ginkgo Biloba can be recommended as part of a regimen for Longevity, Memory, Women 51 – 65, Women 65+, Men 51 – 65, Men 65+.