Structure:

Botanical Source: Ginkgo Biloba
Plant Part Used: Leaves
Country of Origin: China
Extract Solvents: Ethanol & Water
Main Components:: Quercetin, Kaempferol, Isorhamnetin, Ginkgolides A, B, C, Bilobalides
Packing: Inner 25KG/Plastic Bag, Outer 25KG/Drum or 5kg bag

Main Specifications:
Total Ginkgo Flavone Glycosides: HPLC 24% Min
Total Terpene Lactones: HPLC 6% Min
Ginkgolic acids: 1ppm, 5ppm, not deacidifed

Application:
dietary supplement, pharmaceutical, food and baverage, flavor and cosmetic industries.


General Introduction:
This extract contains approximately 24% flavone glycosides (primarily composed of quercetin, kaempferol, and isorhamnetin) and 6% terpene lactones (2.8-3.4% ginkgolide s A, B, and C, and 2.6-3.2% bilobalide). Those active ingredients enable its clearly demonstrated biological activities, such as improving brain functioning or promoting radical scavenging activity. It can be used for:
1. Cerebral insufficiency and Alzheimer's disease.
2. Peripheral vascular insufficiency.

　　　　　　　　　　 R1　　　　R2　　　　R3
Ginkgolides A　　　　OH　　　H　　　　H
Ginkgolides B　　　　OH　　　OH　　　H
Ginkgolides C　　　　OH　　　OH　　　OH