| Product name |
Ginkgo Biloba Extract ; GBE |
| Specification |
36/10=Flavone 36%+ Lactones 10% (by HPLC) |
| Plant Part |
Leave |
| Extraction solvent |
Ethanol & water & Water or Acetone |
| CAS No.: |
90045-36-6 |
| Quality Standard |
USP / EP / CP |
| COA of Ginkgo Biloba Extract |
| Item |
Specification |
Results |
| Appearance |
Light yellow powder |
Complies |
| Identification |
A: TLC: Complies |
Complies |
|
B: HPLC: Complies |
Complies |
| Rutin |
≤4.0% |
1.40% |
| Quercetin |
≤0.5% |
0.48% |
| Particle Size: |
95% through 80 mesh |
Complies |
| Ash |
≤2.0% |
0.60% |
| Loss On Drying |
≤5.0% |
4.00% |
| Heavy Metals |
＜20ppm |
Complies |
| Total Plate Count |
＜1*103 cfu/g |
Complies |
| Yeast and Mold |
＜1*102 cfu/g |
Complies |
| E.Coli |
Negative |
Negative |
| Salmonella |
Negative |
Negative |
| Pesticide Residues |
Complies with USP |
Complies |
| Residue Solvents |
Complies with USP |
Complies |
| Terpene Lactones |
5.4-12.0% |
6.90% |
| GA+GB+GC |
2.8-6.2% |
3.50% |
| Bilobalides |
2.6-5.8% |
3.40% |
| Total Ginkgolic Acid |
≤5ppm |
4.7 |
| Flavone Glycosides |
22.0-27.0% |
25.30% |
| Storage Conditions |
Store in cold and dry place, keep away from strong light and heat |
| Conclusion |
Complies with the standard of USP39 |
Ginkgo Biloba Extract (GBE) is a kind of product enriched with effective components extracted from Ginkgo Biloba leaves with appropriate solvents. Various preparations made from GBE are widely used in medicine, health care products, food additives, functional drinks, cosmetics and other fields. This product is one of the most successful cases of botanical medicine (traditional Chinese medicine) developed by modern science and technology.
On October 27, 2017, the list of carcinogens published by the world health organization’s international agency for research on cancer was preliminarily compiled for reference. Ginkgo leaf extract was included in the list of 2B carcinogens
Ginkgo biloba leaves are still used in Chinese medicine to treat memory loss, stomach pain, dysentery, high blood pressure, stress and respiratory problems such as asthma, bronchitis and poor circulation, and the anxiety they cause. The active components of ginkgo biloba are terpene parts, which include ginkgolide and leukolide. These ginkgo flavonoids glycosides have strong antioxidant and free radical scavenging ability.
The medicinal value and application of ginkgo biloba leaf extract are very wide. Using advanced technologies, processes and equipment, through further extraction, separation and purification, the more obvious pharmacological effects, in addition to significant antagonism PAF in vitro, can also in anti-inflammatory, anti-allergic, dilate blood vessels, protection of heart head blood-vessel, improve peripheral blood circulation, reduce serum cholesterol and auxiliary anticancer efficacy, ginkgo biloba leaf extract can be widely used in cardiovascular, nervous system disease prevention and health care, etc.
