Formulated with 70% Birch Sap(Betula Platyphylla Japonica Juice), this lotion helps hydrate and treat sensitive, irritated, or freshly exfoliated skin.Oil Free Ultra Moisturizing Lotion contains 70% Birch Sap(Betula Platyphylla Japonica Juice), a powerhouse ingredient for calming and treating sensitive, irritated, or freshly exfoliated skin with an oil-free, lightweight formula. This lotion was developed to complement COSRX's famous AHA, BHA and Vitamin C products. It's suitable for all skin types, including sensitive, oily, and acne-prone skin.