Much of Ginkgo Bilobas research and interest is based around its use as a circulation aid Increased blood-flow and therefore oxygen around the brain is thought to helpnbspmaintain memory in the short term plus this increased circulation may also benefit those who suffer with cold extremitiesQuality controlled and accredited supplyThe carefully-controlled extract that we use in our Ginkgo Biloba tablet supplement is sourced from the leaves of the Ginkgo Tree whichnbsphave the highest concentration of the most-prized Ginkgo compoundsOur raw materials go through heavy metal andmicrobiological testing to ensure that they are of premium and safe qualitynbspThe Ginkgo Biloba extract is also strictly controlled to ensure that the levels of Ginkgolic Acid within are safeStandardised extract for quality - Guaranteednbsp24 Ginkgo Flavone Glycoside and 6 Terpene LactonesThe two most important compounds in any Ginkgo Biloba supplement are Ginkgo Flavone Glycosides and Terpene Lactones It is important that any Ginkgo supplement you take is a standardised-extract that contains guaranteed levels of theseJust Vitamins Ginkgo Biloba 6000mg tablet contains 120mg of 501 Standardised Extract which is equivalent to 6000mg of Ginkgo Biloba herb The extract is standardised to provide 288mg 24 Ginkgo Flavone Glycoside and 72mg 6 Terpene Lactones in an easy-to-swallow coated tabletnbspnbsp