PROBLEM TO BE SOLVED: To provide a keratotic plug regeneration inhibitor capable of effectively controlling the regeneration of a keratotic plug without causing a rough dry skin.SOLUTION: The method for controlling keratotic plug regeneration is characterized by applying to the skin the keratotic plug regeneration inhibitor containing one or two or more selected from a group consisting of lactic acid, succinic acid, citric acid, malic acid, salicylic acid, pyrrolidone carboxylic acid, glycolic acid, and salts thereof, after applying to the skin a skin cleaning agent containing a polyoxyethylene fatty acid ester. Also, provided is a kit consisting of the skin cleaning agent and the keratotic plug regeneration inhibitor.COPYRIGHT: (C)2013,JPO&INPIT【課題】肌荒れを起こさずに効果的に角栓の再生を抑制し得る角栓再生抑制剤を提供する。【解決手段】ポリオキシエチレン脂肪酸エステルを含む皮膚洗浄料を肌へ適用した後に、乳酸、コハク酸、クエン酸、リンゴ酸、サリチル酸、ピロリドンカルボン酸、グリコール酸、およびそれらの塩の中から選ばれる1種または2種以上を含む角栓再生抑制剤を皮膚へ適用することを特徴とする角栓再生抑制方法、および上記皮膚洗浄料と角栓再生抑制剤とからなるキット。【選択図】なし