Cosmetic uses of 3beta-acetoxy-7-oxo-DHEA

The cosmetic use of 3β-acetoxy-7-oxo-DHEA for preventing or treating the loss of firmness of the skin and/or a dull complexion and/or dilation of the pores and/or skin or hair pigmentation disorders and/or hyperseborrhea and/or hyperseborrhea-related imperfections and/or sensitive skin and/or dandruff and/or hair loss and/or baldness.

A cosmetic composition containing, in a physiologically acceptable medium, 3β-acetoxy-7-oxo-DHEA and at least one compound chosen from:

• a desquamating agent, a moisturizer, a depigmenting or propigmenting agent, an anti-glycation agent, an NO-synthase inhibitor, a 5α-reductase inhibitor, a lysyl and/or prolyl hydroxylase inhibitor, an agent for stimulating the synthesis of dermal or epidermal macromolecules and/or for preventing their degradation, an agent for stimulating keratinocyte proliferation and/or differentiation, a muscle relaxant, an antimicrobial agent, a tensioning agent, an anti-pollution agent or a free-radical scavenger.

A cosmetic process for treating keratin materials, with the exception of the treatment of wrinkles and fine lines, dry skin and dermatitis, comprising the oral administration or the topical application to the skin, the hair, the eyelashes or the nails of a composition containing 3β-acetoxy-7-oxo-DHEA in a physiologically acceptable medium.

A cosmetic process for treating loss of firmness of the skin and/or a dull complexion and/or dilation of the pores and/or skin or hair pigmentation disorders and/or hyperseborrhea and/or sensitive skin and/or dandruff and/or hair loss and/or baldness, comprising the oral administration or topical application to the skin or the hair of a composition containing 3β-acetoxy-7-oxo-DHEA in a physiologically acceptable medium.