Ginkgo biloba extract microcapsule with high antioxidant ability, preparation method and application of ginkgo biloba extract microcapsule

The invention discloses a ginkgo biloba extract microcapsule with high antioxidant ability, a preparation method and application of the ginkgo biloba extract microcapsule. The ginkgo biloba extract microcapsule provided by the invention is prepared from a core material and a wall material in a mass ratio of 1: 5-1:10. The core material comprises a ginkgo biloba extract. The wall material comprisesmaltodextrin, soybean protein isolate and arabic gum, wherein the mass ratio of the maltodextrin to the soybean protein isolate is 1:1-1: 2; the maltodextrin and the soybean protein isolate form a component A; and the mass ratio of the arabic gum to the component A is 1: 4-1: 6. According to the gingko microcapsules prepared by the invention, the concentration of flavone from the gingko extract in an aqueous solution is increased to 3.5%, and antioxidant ability is enhanced. 本发明公开了抗氧化能力强的银杏提取物微胶囊及其制备方法与应用。本发明所提供的银杏提取物微胶囊，由包含质量比为1:5～1:10的芯材和壁材制成；所述芯材包括银杏提取物；所述壁材包括：麦芽糊精、大豆分离蛋白和阿拉伯树胶；其中，所述麦芽糊精与所述大豆分离蛋白质量比为1：1～1：2；所述麦芽糊精