COSRX The Vitamin C 23 Serum is a potent brightening serum formulated with 23% pure L-Ascorbic Acid (vitamin C) to help reduce dark spots, hyperpigmentation, and uneven skin tone. This lightweight and fast-absorbing formula also provides antioxidant protection against environmental damage, promoting a radiant and youthful complexion. Suitable for normal to oily skin types, it helps improve skin texture and brightness with consistent use.
