Anua Niacinamide 10% + TXA 4% Dark Spot Serum is a powerful brightening treatment designed to target hyperpigmentation, dark spots, and uneven skin tone. Formulated with 10% niacinamide and 4% tranexamic acid (TXA), it helps regulate oil production, strengthen the skin barrier, and reduce discoloration for a more luminous complexion. The lightweight, non-sticky formula absorbs quickly, making it suitable for all skin types, including sensitive skin. With regular use, skin appears smoother, clearer, and more radiant.