Use of a composition comprising: at least one lipid peptide-based gelator that contains a low-molecular lipid peptide or a pharmaceutically usable salt thereof, wherein the low-molecular lipid peptide is represented by Formula: where R 1 is a C 9-23 aliphatic group, R 2 is a hydrogen atom, R 3 is a -(CH 2)n-X group, n is a number of 1 to 4, X is an amino group, a guanidino group, a carbamoyl group, a 5-membered ring group optionally containing 1 to 3 nitrogen atoms, a 6-membered ring group optionally containing 1 to 3 nitrogen atoms, or a condensed ring group that contains a 5-membered ring and a 6-membered ring optionally containing 1 to 3 nitrogen atoms, and m is 1, and wherein the composition further comprises a miscible, mixed solution of water and one or more selected from the group consisting of alcohols, polyhydric alcohols, oil/fats, silicone oils, and ester solvents; and a vitamin, a skin-brightening agent, an antioxidant, a physiologically active substance, or a functional substance; and at least one macromolecular compound, wherein the macromolecular compound is cellulose or a derivative thereof, alginic acid or a salt thereof, polyvinyl alcohol, hyaluronic acid or a salt thereof, or collagen, for the preparation of a cosmetic or external skin preparation. at least one lipid peptide-based gelator that contains a low-molecular lipid peptide or a pharmaceutically usable salt thereof, wherein the low-molecular lipid peptide is represented by Formula: where R 1 is a C 9-23 aliphatic group, R 2 is a hydrogen atom, R 3 is a -(CH 2)n-X group, n is a number of 1 to 4, X is an amino group, a guanidino group, a carbamoyl group, a 5-membered ring group optionally containing 1 to 3 nitrogen atoms, a 6-membered ring group optionally containing 1 to 3 nitrogen atoms, or a condensed ring group that contains a 5-membered ring and a 6-membered ring optionally containing 1 to 3 nitrogen atoms, and m is 1, and wherein the composition further comprises a miscible, mixed solution of water and one or more selected from the group consisting of alcohols, polyhydric alcohols, oil/fats, silicone oils, and ester solvents; and a vitamin, a skin-brightening agent, an antioxidant, a physiologically active substance, or a functional substance; and at least one macromolecular compound, wherein the macromolecular compound is cellulose or a derivative thereof, alginic acid or a salt thereof, polyvinyl alcohol, hyaluronic acid or a salt thereof, or collagen, R 1 is a C 9-23 aliphatic group, R 2 is a hydrogen atom, R 3 is a -(CH 2)n-X group, n is a number of 1 to 4, X is an amino group, a guanidino group, a carbamoyl group, a 5-membered ring group optionally containing 1 to 3 nitrogen atoms, a 6-membered ring group optionally containing 1 to 3 nitrogen atoms, or a condensed ring group that contains a 5-membered ring and a 6-membered ring optionally containing 1 to 3 nitrogen atoms, and m is 1, a miscible, mixed solution of water and one or more selected from the group consisting of alcohols, polyhydric alcohols, oil/fats, silicone oils, and ester solvents; and a vitamin, a skin-brightening agent, an antioxidant, a physiologically active substance, or a functional substance; and at least one macromolecular compound, wherein the macromolecular compound is cellulose or a derivative thereof, alginic acid or a salt thereof, polyvinyl alcohol, hyaluronic acid or a salt thereof, or collagen,