To limit the penetration into the skin and / or the subject-matter of an agent, and / or pharmaceutical active

摘要

The method consists in using, in conjunction with the base composition of an effective amount of a vesicular dispersion in an essentially aqueous medium of at least one ceramide of formula (i): (see appended drawing in bopi) in which r1 is a linear or branched alkyl group, saturated or unsaturated, c1 - c32, optionally substituted by one or more hydroxyl groups, other - same optionally esterified with an acyl group of c1 - c35 and r2 is a linear or branched alkyl group, saturated or unsaturated, c1 - c50, optionally substituted by one or more hydroxyl groups, other - same optionally esterified with an acyl group of c1 - c30 . Application in the care of the skin and hair and to the makeup.