abstract |
(57) [Summary] (Modified) [Objective] To provide an external preparation containing a sulfonium compound having antiallergic activity and having excellent skin absorbability. [Structure] In a skin external preparation containing an antiallergic sulfonium compound, (i) the sulfonium compound, (ii) a water-soluble organic solvent which is liquid at room temperature, (iii) an oily substance, and (iv) pH 3 to 5. 5 purified water and (v) a surfactant, and the content of the sulfonium compound is 0. A skin external preparation containing a sulfonium compound, which is in the range of 1 to 10 wt%. |