PROBLEM TO BE SOLVED: To provide a detergent composition which is excellent in the imparting of a good feeling of use and of conditioning effect to hair and skin and is good in the low temperature stability, particularly for a damaged hair is favorable in the feeling of use when washing hair (foam forming, foam quality, slippage), and in the touch (smoothness, wet touch) at a drying time, and in the touch (moisturizing touch) at the next day after the drying.SOLUTION: This detergent composition contains (A) one or more kinds of anionic surfactants, (B) an amphoteric surfactant expressed by general formula (1) (wherein, R1CO is isostearic acid residue R2 and R3 are each an alkyl group or the like R4 is 1-3C alkylene or the like and X is -COO or -SO3), and (C) a cationic surfactant and/or a tertiary amine.COPYRIGHT: (C)2012,JPO&INPIT【課題】毛髪や皮膚に良好な使用感とコンディショニング効果の付与に優れ、かつ低温安定性が良好で、特にダメージヘアに対する洗髪時の使用感(泡立ち、泡質、滑り性)と乾燥時の感触(滑らかさ、しっとり感)及び乾燥翌日の感触(うるおい感)が良好な洗浄剤組成物を提供する。【解決手段】(A)アニオン界面活性剤の1種又は2種以上、(B)下記一般式(1)(R1COはイソステアリン酸残基、R2、R3はのアルキル基等、R4は炭素数1~3のアルキレン等、Xは-COOもしくは-SO3を表す。)で表される両性界面活性剤及び(C)カチオン界面活性剤及び/又は3級アミンを含有してなる洗浄剤組成物。【選択図】なし