Anua Niacinamide 10% + TXA 4% Serum is a powerful brightening treatment designed to target hyperpigmentation, dark spots, and uneven skin tone. Featuring a high concentration of 10% Niacinamide (Vitamin B3) and 4% Tranexamic Acid (TXA), this lightweight serum works to visibly fade dark spots, calm redness, and strengthen the skin barrier. The formula also contains moisturizing and barrier-supporting ingredients that help maintain healthy, radiant skin without irritation. Ideal for dull, sensitive, or acne-prone skin, this serum delivers a more even and luminous complexion with consistent use.