JUMISO Niacinamide 20 Serum: potent 20% niacinamide plus tranexamic acid and glutathione to brighten, fade dark spots and refine pores for a clearer, more even complexion. A high-potency serum combining 20% niacinamide with tranexamic acid, glutathione and Centella-derived extracts for visible brightening and skin tone correction. The lightweight water-gel texture absorbs quickly without stickiness, making it suitable for oily, combination or acne-prone skin. Regular use helps fade dark spots, even out skin tone and refine pores while soothing redness and supporting the skin barrier. The formula remains gentle, fragrance-free and suitable even for sensitive skin.