The invention is directed to skin moisturizing compositions comprising an aminopeptide mixture, comprising a water-soluble amino acid or functionalized amino acid a water soluble dipeptide having a molecular weight from 150 to 410 a water soluble tripeptide having a molecular weight from 225 to 600 or water soluble vitamins comprising peptide bonds, or both and a cosmetically acceptable carrier. The composition replenishes the skins natural moisturization factor and delivers excellent sensory benefits. The composition is not unpleasantly viscous during and after application.Linvention concerne des compositions hydratant la peau comprenant un mélange daminopeptides. La composition régènère le facteur dhydratation naturel de la peau et délivre des avantages sensoriels excellents. La composition nest pas visqueuse de façon déplaisante pendant et après lapplication.