Abstract:Dried orange peel is derived from rutaceaeplants orange and its cultivated varieties of dry mature peel，which contains avariety of flavonoids.Flavonoids of orange peel have anti-oxidation， anti-tumor， anti-in－ flammatory， anti -allergic and other physiological functions. In this paper， the extraction method， chemical composition and physiological action of flavonoids fromorange peel were reviewed. To provide reference for fur－ ther research and utilization of flavonoids from dried orange peel.