hangzhou greensky biological tech.co.,ltd, a leading manufacturer and supplier of herb active ingredients in china, supply high-quality subjected products with very competitive price and good service. now we are supplying: ginkgo biloba leaves extract characteristics: light yellow powder specification: ginkgo flavones>24% total terpene lactones>6% name: ginkgo biloba biological name: ginkgo biloba other names: maidenhair tree, ginkgo biloba parts used: leaves remedies for: symptomatic relief of organic brain dysfunction intermittent claudification; vertigo (vascular origin); tinnitus (vascular origin); it is useful for disturbed brain functions, which result in dizziness, tinnitus, and headache with emotional lability and anxiety. ginkgo has also been demonstrated to improve concentration and memory deficits as a result of peripheral arterial occlusive disease.