PROBLEM TO BE SOLVED: To provide a conditioner which covers flexibility and smoothness of hair sufficiently, has high conditioning effects, further does not cause stickiness, and gives moistening feeling to hair.SOLUTION: This conditioner includes components (A), (B) and (C), where the component (A) is at least one kind of compounds expressed by general formula (1) the component (B) is a higher alcohol and the component (C) is an oily component. In the formula, R1 represents 1-23C hydrocarbon group R2 represents hydrogen or 1-3C hydrocarbon group Y represents a carboxy group, sulfonate group, sulfuric acid ester group, phosphoric acid ester group or their salts Z represents -NR- (R is hydrogen or 1-10C hydrocarbon group), -O- or -S- j and k are any of 0, 1 and 2, provided that j and k are not simultaneously 0 n denotes an integer of 2 to 20 and X represents a hydrocarbon chain with ≤1,000,000 molecular weight.COPYRIGHT: (C)2013,JPO&INPIT【課題】毛髪の柔軟性や滑らかさを十分に補い、コンディショニング効果が高く、さらにべたつきを生じず、毛髪にしっとり感を与えるコンディショニング剤を提供すること。【解決手段】成分(A)、成分(B)、成分(C)を含むコンディショニング剤であり、成分(A)は、下記一般式(1)で示される化合物の少なくとも1種以上であり、成分(B)は、高級アルコールであり、成分(C)は、油性成分であることを特徴とするコンディショニング剤。【化1】【選択図】なし