| abstract |
nano-structured systems containing retinoic acid and their uses in pharmaceutical and cosmetic formulations "the present invention relates to nano-structured pharmaceutical and / or cosmetic systems containing retinoids for topical use in the skin, preferably retinoic acid. additionally the present application provides pharmaceutical and / or cosmetic formulations, preferably microemulsions containing retinoic acid for application on the skin surface, preferably in chemical peels, in the treatment of hyperpigmental disorders of the photoexposed skin or not, as depigmenting and lightening agents for skin blemishes, preferably as agents in the treatment of melasma. |