Composition and efficacy of Ginkgo biloba leaves
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Last Update: 2020-04-03
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Source: Internet
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Author: User
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2014-03-23 classification: efficacy and chemical composition 0 people commented that Ginkgo biloba L is the dry leaf of Ginkgo biloba L Folium Ginkgo [chemical constituents of Ginkgo biloba] mainly contains biflavones, flavonoids and terpenoids lactones Biflavonoids include Ginkgo biloba (Gingko Flavin), isoginkgo biloba (isoginkgo Flavin), 7-demethylginkgo biloba (Ginkgo biloba Flavin), etc Flavonoids include rutin, kaempferol-3-rhamnoglucoside, kaempferol, quercetin, isorhamnetin, etc Terpenoid lactones include ginkgolide A, B, C and new ginkgolide A (ginkgo lactone) [determination ingredients of Ginkgo biloba leaves] the main determination of total flavonol glycosides in health food containing ginkgo biloba leaves is calculated by "(kaempferol content + quercetin content + isorhamnetin content) × 2.51", and terpene lactones are calculated by "total amount of ginkgolide A, B, C and ginkgo bilobalide", usually with total flavones or total terpene lactones as the marker components [main functions of Ginkgo biloba] has the functions of lowering blood pressure, improving memory, expanding blood vessels, increasing blood flow, antithrombotic, antioxidant, anti brain injury, anti ultraviolet, etc.
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