Immunity-improving substance and application thereof

The invention discloses a fat-soluble portion of a rubber tree seed and application of the fat-soluble portion. The fat-soluble portion of the rubber tree seed can be applied to medicine, health foodand food, and is used for improving human immunity. The substance is obtained by methods such as mechanical extrusion, solvent leaching, defibrination and water extraction, supercritical extraction ofa kernel of the dried and husk-free rubber tree seed. The immunity of a user can be improved after the user takes or eats the medicine, the health food or the food added with the substance every day. 本发明公开一种橡胶树种子脂溶性部分及其应用。本发明的物质为橡胶树的种子的脂溶性部分，可以应用到药品、保健食品、食品中，用于提高人体免疫力。该物质以干燥去壳后的橡胶树种子的种仁通过机械挤压法、溶剂浸出法、磨浆水代法、超临界萃取法等方法制得。使用者每日通过服用或者食用添加了该物质的药品、保健食品、食品即可获得良好的提高免疫力的效果。