The present invention relates to a method for manufacturing an artificial skin film cosmetic composition, wherein the method comprises: a first step of mixing, stirring, and aging 50 to 70 parts by weight of olive oil, and 25 to 35 parts by weight of bittern based on 10 parts by weight of purified water to manufacture a base composition; a second step of heating the base composition at 40 to 50℃, and adding and stirring gelatin to manufacture a first composition; and a third step of adding a proteolytic enzyme to the first composition. COPYRIGHT KIPO 2022