This formulation contains liposomes made of phospholipids from soy lecithin and Melatonin. The liposomal delivery system protects the active ingredient making it to reaches the target cells more efficiently. Melatonin penetrates the skin and activates the synthesis of anti-oxidant enzymes. These anti-oxidant enzymes work to block free radicals and thus repair oxidative damage to the skin. Product designed to be used in cosmetic formulation in the range of 5 to 10 % respect to the final product.