what is the purpose of urea
Urea has many wonderful benefits, here I look at just a few: Hygroscopic. Urea is a substance that readily absorbs water, it also has a very high water content, which helps to reduce the amount of water lost through the skin. On a molecular level, Urea modifies the structure of amino chains and polypeptides within the skin, which is important for helping to moisturise the delicate tissue.