GINKGO BILOBA extract is a dry leaf extract of Ginkgo Biloba L. (Ginkgo Biloba L.) . Its main components are flavonoids and terpene lactones. It has many health functions and is widely used in food and cosmetics.
The chemical constituents of Ginkgo Biloba leaves are very complex, from which more than 140 kinds of compounds have been isolated. FLAVONOID and Terpene lactones are the main active components of Ginkgo Biloba leaves. Ginkgo flavone, also known as monoflavone, is mainly composed of Kaempferol, quercetin and Isorhamnetin Chemicalbook glycosides. GINKGO terpene lactone belongs to Terpenes, which is composed of sesquiterpene lactone and Diterpene lactone, and is mainly composed of Ginkgo Biloba lactone and GINKGOLIDE. It also contains polypentenol, organic acids, polysaccharides, amino acids, phenols and micronutrient.
(Total Flavones Glycoside) (Quercetin Glycoside) (Kaempferol Glycoside) (Isorhamnetin Glycoside) |
≥22%(NLT24.0%) |
/(Quercetin/Kampferol) |
0.8~1.2 |
(Genistein) |
<1.0% |
(Rutin) |
<4.0% |
(Free Quercetin) |
≤0.5% |
(Total Terpence Lactones) A(Lactones A) B(Lactones B) C(Lactones C) (Bilobalides) |
5.4%-12.0%
2.6%-5.8%
|
(Ginkgolic Acid) |
≤10ppm |
(Loss on Drying) |
≤5.0% |
(Residue on Ignition) |
≤0.8% |
(Bulk Density) |
0.55~0.68g/ml |