use of a ecdisteroide for the preparation of cosmetic compositions intended to reinforce the function of water barrier of the skin or for the preparation of a culture medium of the cells of thein the skin and compositions so obtained.

摘要

the invention relates to a cosmetic or dermatological composition, as well as a culture medium of the cells.this composition and this means contain a ecdisteroide, a derivative of ecdisteroide or a plant extract or animal that it contains.the composition is intended in particular to give the skin a smoother and softer.to strengthen the function of water barrier of the skin, as well as the cohesion of the cells of the epidermis.this composition can also be used to beautify the appearance of the hair.the culture medium can be used advantageously in the context of a mass culture of keratinocytes.