| abstract |
The present invention relates to a peptide of general formula (I): R1- (AA) n-X1-X2-X3-Pro-X4-X5-X6- (AA) p-R2, capable of activating the synthesis of The present invention also relates to a cosmetic, nutraceutical or pharmaceutical composition, comprising a peptide of general formula (I) as active principle. The invention also relates to the use of this new active ingredient in a cosmetic or nutraceutical composition, intended to improve the hydration and the. barrier function of the epidermis and intended to stimulate skin regeneration. The invention also relates to the use of this new active ingredient for the production of a pharmaceutical composition, and especially a dermatological composition, intended to regulate and / or stimulate the activity of aquaporins and thus to treat pathological dryness of the skin or mucous membranes. The invention further relates to a cosmetic treatment method for preventing or combating the dryness of the skin and mucous membranes, and the manifestations of skin aging. |