| abstract |
PROBLEM TO BE SOLVED: To provide a preparation stably blended with hardly soluble components such as ceramide, sterols typified by vegetable sterols, and their glycosides, which have preferable effects on skin and hair. SOLUTION: 1) ceramide, 2) sterol or its glycoside, 3) a cationic surfactant represented by the following general formula (1), and 4) one or more selected from silicone Is contained in the external preparation composition. The ceramide is preferably ceramide type 2, the ceramide content is preferably 0.01 to 5% by mass, and the sterol part of the sterol or sterol glycoside is campesterol. It is preferably selected from Sitosterol, Stigmasterol and Stigmasterol. [Chemical 1] General formula (1) [Selection figure] None |