PROBLEM TO BE SOLVED: To provide a hair treatment composition that can be applied in a single agent, and gives the hair good firmness and resilience.SOLUTION: A hair treatment composition comprises (A) a tertiary amine, or salt of the tertiary amine and an organic acid, (B) surfactin Na, and (C) a nonionic surfactant.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】1剤で施術でき、かつ、毛髪に良好なハリ及びコシを与える、毛髪処理用組成物を提供する。【解決手段】本発明に係る毛髪処理用組成物は、(A)3級アミン、又は、当該3級アミンと有機酸との塩と、(B)サーファクチンNaと、(C)非イオン性界面活性剤と、を含む。【選択図】なし