| abstract |
The invention relates to novel derivatives of 7-oxo-DHEA, their method of synthesis and the compositions comprising them. Another subject of the invention relates to the cosmetic use of at least one 7-oxo-DHEA derivative for improving the appearance of keratin materials, such as the skin, the hair, the eyelashes and the nails, in particular to prevent or treat skin signs of aging and / or dull complexion and / or skin or hair pigmentation disorders and / or dryness of the skin and / or hyperseborrhea and / or related blemishes hyperseborrhea and / or sensitive skin and / or dandruff and / or hair loss and / or canities. The invention also relates to a process for the cosmetic treatment of keratin materials by topical application to them of a composition containing at least one 7-oxo-DHEA derivative in a physiologically acceptable medium. |