PROBLEM TO BE SOLVED: To provide cosmetics for performing metabolism and tissue regeneration by promoting the blood circulation of the skin by applying a mixture containing carbon dioxide gas to the skin surface while suppressing the scattering of a carbon dioxide gas into the air, the carbon dioxide gas being generated by the reaction of a carbon dioxide gas generating compound, water, and a hydrophilic thickener.SOLUTION: Provided is a composition comprising an agent A comprising a carbon dioxide gas generating compound, and an agent B comprising an acidic substance generating carbon dioxide gas in response to the reaction of the carbon dioxide gas generating compound, the cosmetic generating carbon dioxide gas by mixing the agent A and the agent B at the time of use, and the agent A or the agent B comprising a hydrophilic thickener comprising a polyethyleneglycol-containing polymer compound, and water.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】炭酸ガス発生化合物と水及び親水性増粘剤との反応により炭酸ガスを発生させ、該炭酸ガスが空気中への飛散することを抑制しつつ炭酸ガスを含む混合物を肌表面に塗布することにより、肌の血行を促進して新陳代謝及び組織再生を行う化粧料を提供する。【解決手段】炭酸ガス発生化合物を含むA剤と、炭酸ガス発生化合物に反応して炭酸ガスを発生させる酸性物質を含むB剤と、含み、使用時にA剤とB剤とを混合することにより炭酸ガスを発生する化粧料であって、A剤又はB剤が、ポリエチレングリコール含有高分子化合物を含む親水性増粘剤及び水を含むこと、を特徴とする化粧料。【選択図】図1