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Product name
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Ginkgo Biloba Extract ; GBE
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Specification
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36/10=Flavone 36%+ Lactones 10% (by
HPLC)
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Plant Part
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Leave
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Extraction solvent
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Ethanol &
water & Water or Acetone
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CAS No.:
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90045-36-6
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Quality Standard
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USP / EP / CP
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COA of Ginkgo Biloba Extract
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Item
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Specification
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Results
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Appearance
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Light yellow powder
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Complies
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Identification
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A: TLC: Complies
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Complies
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B: HPLC: Complies
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Complies
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Rutin
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≤4.0%
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1.40%
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Quercetin
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≤0.5%
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0.48%
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Particle Size:
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95% through 80 mesh
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Complies
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Ash
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≤2.0%
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0.60%
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Loss On Drying
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≤5.0%
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4.00%
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Heavy Metals
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＜20ppm
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Complies
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Total Plate Count
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＜1*103 cfu/g
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Complies
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Yeast and Mold
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＜1*102 cfu/g
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Complies
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E.Coli
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Negative
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Negative
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Salmonella
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Negative
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Negative
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Pesticide Residues
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Complies with USP
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Complies
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Residue Solvents
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Complies with USP
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Complies
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Terpene Lactones
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5.4-12.0%
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6.90%
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GA+GB+GC
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2.8-6.2%
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3.50%
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Bilobalides
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2.6-5.8%
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3.40%
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Total Ginkgolic Acid
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≤5ppm
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4.7
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Flavone Glycosides
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22.0-27.0%
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25.30%
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Storage Conditions
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Store in cold and dry place, keep away from strong light and heat
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Conclusion
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Complies with the standard of USP39
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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.
