It whitens the skin by correcting the root cause and inhibiting the chain of blemish formation. Contains whitening active ingredients 4MSK (potassium salt of 4-methoxysalicylic acid) and m-Tranexamic acid (tranexamic acid). The smooth serum adheres perfectly to the skin, allowing the whitening active ingredients to spread to every part of the skin. Prevents dryness and skin irritation. Leaves skin bright, clear, and translucent like a newborn.