Use of at least one saturated or unsaturated monohydric alcohol having a carbon atom number of 8 to 30 in a stick shaped solid base material for external use on skin comprising: a surfactant and water; a lipid peptide compound comprising at least one of compounds of formulas to: (wherein R 1 is a C 9-23 aliphatic group; R 2 is a hydrogen atom or a C 1-4 alkyl group optionally having a C 1 or C 2 branched chain; and R 3 is a -(CH 2) n -X group, wherein n is a number from 1 to 4, and X is amino group, guanidino group, -CONH 2 group, or a 5-membered ring or 6-membered ring optionally having one to three nitrogen atoms or a fused heterocyclic ring composed of the 5-membered ring and the 6-membered ring); (wherein R 4 is a C 9-23 aliphatic group; and R 5 to R 7 are each independently a hydrogen atom, a C 1-4 alkyl group optionally having a C 1 or C 2 branched chain, or a -(CH 2) n -X group, wherein n is a number from 1 to 4, and X is amino group, guanidino group, -CONH 2 group, or a 5-membered ring or 6-membered ring optionally having one to three nitrogen atoms or a fused heterocyclic ring composed of the 5-membered ring and the 6-membered ring); (wherein R 8 is a C 9-23 aliphatic group; and R 9 to R 12 are each independently a hydrogen atom, a C 1-4 alkyl group optionally having a C 1 or C 2 branched chain, or a -(CH 2) n -X group, wherein n is a number from 1 to 4, and X is amino group, guanidino group, -CONH 2 group, or a 5-membered ring or 6-membered ring optionally having one to three nitrogen atoms or a fused heterocyclic ring composed of the 5-membered ring and the 6-membered ring); or pharmacologically usable salts thereof for increasing the thermal stability of the stick shaped solid base material. a surfactant and water; a lipid peptide compound comprising at least one of compounds of formulas to: (wherein R 1 is a C 9-23 aliphatic group; R 2 is a hydrogen atom or a C 1-4 alkyl group optionally having a C 1 or C 2 branched chain; and R 3 is a -(CH 2) n -X group, wherein n is a number from 1 to 4, and X is amino group, guanidino group, -CONH 2 group, or a 5-membered ring or 6-membered ring optionally having one to three nitrogen atoms or a fused heterocyclic ring composed of the 5-membered ring and the 6-membered ring); (wherein R 4 is a C 9-23 aliphatic group; and R 5 to R 7 are each independently a hydrogen atom, a C 1-4 alkyl group optionally having a C 1 or C 2 branched chain, or a -(CH 2) n -X group, wherein n is a number from 1 to 4, and X is amino group, guanidino group, -CONH 2 group, or a 5-membered ring or 6-membered ring optionally having one to three nitrogen atoms or a fused heterocyclic ring composed of the 5-membered ring and the 6-membered ring); (wherein R 8 is a C 9-23 aliphatic group; and R 9 to R 12 are each independently a hydrogen atom, a C 1-4 alkyl group optionally having a C 1 or C 2 branched chain, or a -(CH 2) n -X group, wherein n is a number from 1 to 4, and X is amino group, guanidino group, -CONH 2 group, or a 5-membered ring or 6-membered ring optionally having one to three nitrogen atoms or a fused heterocyclic ring composed of the 5-membered ring and the 6-membered ring); or pharmacologically usable salts thereof for increasing the thermal stability of the stick shaped solid base material.