| abstract |
(57) 【Abstract】 PROBLEM TO BE SOLVED: To provide a cosmetic for external use and an incense which have both ease (and stability and rapidity) when applied to a living body (skin etc.) and / or ease of removal from a living body. Provide a cosmetic base. SOLUTION: A cosmetic base or external cosmetic containing at least water and a gel-forming component. As the gel-forming component, Using a polymer compound whose aqueous solution has a sol-gel transition temperature higher than 0 ° C and lower than 37 ° C, it is substantially water-insoluble at a temperature higher than the sol-gel transition temperature as a whole, and the sol- A base or cosmetic which is reversibly water-soluble at a temperature lower than the gel transition temperature is constituted. |