Ginkgo biloba tree is the only surviving member of the Ginkgoaceae family and Ginkgoales order. Ginkgo genus was present approximately 200 million years ago according to the fossil records. Today only Ginkgo biloba has survived in all species. The morphology of the Ginkgo tree appears to have changed very little [...]

Most clinical studies on efficacy have been conducted with a standardized extract of Ginkgo biloba which is named officially Egb 761. A standardized extract of the leaves of Ginkgo biloba contain ginkgolides, bilobalide, terpene trilactones, flavonoids, such as, quercetin, kaempferol, and isohamnetin, and ginkgolic acids. They are limited quantities and these limits was imposed because [...]