Abstract:Four main functional groups of Ginkgo biloba extract were reviewed in this paper.The main functional components of Ginkgo biloba extract，such as ginkgo flavone，ginkgolide，proanthocyanidins and organic acids，were systematically introduced，EGB functional components in antioxidant，anti fatigue，lowering blood lipid，lowering blood pressure，prevention and treatment of anti-tumor，improving memory of the elderly and cardiovascular diseases and other auxiliary treatment and health care efficacy were reviewed，and the development and application prospects of Ginkgo biloba extract were prospected.