Functions : The leaves are still used in Chinese medicine to treat memory loss, stomach pain, dysentery, high blood pressure and anxiety as well as other respiratory problems like asthma, bronchitis, and poor circulation. The active component of Ginkgo biloba is the terpene fraction, which consists of ginkgolides and bilobalides. These ginkgo flavone-glycosides have powerful antioxidant and free radical scavenging capability.