This advanced serum combines 4% Azelaic Acid to reduce redness and refine skin texture, 6% Cysteamine for effective brightening of pigmentation, and 4% Niacinamide (B3) to enhance the skin barrier while evening tone. Additionally, it features 2% Kojic Acid and 4% Tranexamic Acid (TXA) to target dark spots and melasma, alongside 1% Retinol to promote cell turnover for smoother skin.