Ginko Biloba Extract (GBE) is a dry leaf extract of Ginkgo biloba ginkgo, a light yellow brown powder. China is the hometown of Ginkgo biloba. At present, China's Ginkgo biloba resources account for 70% of the world. Ginkgo biloba is used as a herbal medicine in the folk. It was first seen in the fourteenth century "Japanese herbal medicine" and is mainly used for cough, asthma and inflammation.