EltaMD PM therapy facial moisturizer works to moisturize, restore and repair skin while you rest. Strengthens skins moisture barrier, improves skin color and tone, repairs and restores elasticity and vitality, safe for all skin types, paraben-free. Ceramides strengthen the skins natural moisture barrier. Niacin amide and antioxidants improve skin color and tone and speed the metabolism to maximize the nightly skin repair process. Rice protein peptides penetrate to stimulate cell growth and collagen formation, resulting in more skin elasticity and vitality.