| 摘要 |
PROBLEM TO BE SOLVED: To provide a skin care preparation of an oil-in-water type emulsion dosage form in which there is a problem in which in a film which the skin care preparation of the oil-in-water type emulsion dosage form forms, the film is weaken by a physical irritation of friction or the like, thereby the brittleness of the maintenance of the formed film is caused, and that improves the brittleness.SOLUTION: The skin care preparation of the oil-in-water type emulsion dosage form includes: nano hollow particles comprising silica husk; and a nonionic surfactant, and preferably includes 1-20 mass% of the nano hollow particles comprising the silica husk. |
