| abstract |
(57) [Summary] [PROBLEMS] An oily external preparation containing a water-soluble active ingredient or a fat-soluble active ingredient, which has excellent storage stability without coagulation and liquid separation, and has an effect on skin and mucous membranes during use. Provided is an oily external preparation which is excellent in release, has good spreadability, is easy to be used, and has excellent feeling in use. Furthermore, even if both the water-soluble active ingredient and the fat-soluble active ingredient are contained, any of the components can be stably retained, and the effects of the components can be sufficiently exerted. An external preparation is provided. SOLUTION: By containing a fatty acid dextrin or a hydroxystearic acid derivative in an oily external preparation using an oily base, the components are stably retained in the preparation, and the release of fat-soluble components from the oily preparation is good. , Giving a formulation with excellent feeling upon use. |