Urea is a non-protein nitrogen compound naturally present on healthy skin and is a component of the natural moisturizing factor (NMF) of the epidermis. It allows to retain water in the stratum corneum and to regenerate the skin. It also perform a smoothing action that visibly improves cracking.
Betaine is a very widespread amino acid in nature, obtained from the processing of sugar beet.
It is hydrophilic compound, therefore it allows to maintain hydration and to promote the repair of the skin barrier.
Lecithin is a combination of different substances, in particular phospholipids, which confers moisturizing properties, reducing flaking and helping to restore skin elasticity.
Its peculiarity consists in the great affinity with the cell membrane tissues, thanks to which it is able to nourish and moisturize dry skin, maintaining the integrity of the skin barrier.