Ginkgo Biloba leaf Extract 1,Natural product 2,DMF 3,GAP 4,GMP, NSF, ISO14001,ISO9001,KOSHER,NSF [ ... Liwah's advantage]1,Liwah is a Chinese GMP, America NSF-GMP,ISO9001,ISO14001certified company2,The product ... Terpene Lacotones 5.4-12%,Acid <5ppm,Ginkgolide A+B+C 2.8-6.2%,Bilobalide 2.6-5.8% Peak area ratio Q ...