The EltaMD AM Therapy Moisturizer, 1.7 Fluid Ounce is an oil-free formula that works to provide long-lasting hydration throughout the day. It aids the skin in both retaining and absorbing moisture. This moisturizer helps to enhance skin tone due to the niacinamide. The willow bark ingredient allows for smoother skin. It also contains vitamin C and hyaluronic acid. It is a sheer formula that does not irritate the skin.