PROBLEM TO BE SOLVED: To provide a permanent wave agent which is excellent in balance between deformation of hair and suppression of being dry and brittle.SOLUTION: There is provided the permanent in which a blended amount of a reductant is 3 mass% or more and 10 mass% or less, and a pH is 7.0 or higher and 9.0 or lower.SELECTED DRAWING: NoneCOPYRIGHT: (C)2019,JPO&INPIT【課題】毛髪の変形と、パサついた感触の抑制とのバランスに優れるパーマ剤の提供。【解決手段】還元剤の配合量が3質量%以上10質量%以下、pHが7.0以上9.0以下であるパーマ剤。【選択図】なし