Composition and application thereof in preparation of medicine for preventing and/or treating non-alcoholic steatohepatitis

The invention provides a composition for preventing and/or treating non-alcoholic steatohepatitis. The composition comprises a scutellaria baicalensis extract and a schisandra chinensis extract, wherein the Chinese magnoliavine fruit extract is prepared according to the following method: mixing Chinese magnoliavine fruit with water, extracting, and filtering to obtain decoction dregs; extracting the medicine residue with an ethanol aqueous solution, and not carrying out silica gel column chromatography separation on the obtained oily precipitate to obtain the schisandra chinensis extract; the mass ratio of the baical skullcap root extract to the Chinese magnoliavine fruit extract is 1: (0.5-3) based on the raw materials of baical skullcap root and Chinese magnoliavine fruit. According to the invention, the schisandra chinensis is subjected to water extraction to remove impurities, the obtained effective components subjected to alcohol precipitation are not subjected to any treatment, especially the extract ob