... GMP, America NSF-GMP,ISO9001,ISO14001certified company2,The product meets USP34 standards3,Pure natural product and 100% free additive.4, Professional ... time.[Active ingredient]Ginkgo Flavonodies Glycosides, Total Terpene Lacotones[Specification] USP34 Ginkgo Flavonodies Glycosides 24-27%,Total Terpene Lacotones 5.4 ... area ratio Q:K 0.8-1.5 Herbal extract USP34 Ginkgo Biloba Extract