COSRX The Niacinamide 15 Serum is formulated with 15% niacinamide to help refine pores, control excess sebum, and reduce the appearance of post-acne marks. This lightweight serum promotes a clearer, smoother complexion while addressing rough texture and acne breakouts.

Why We Love It

• High-strength niacinamide (15%) helps brighten dullness and even out skin tone
• Supports a more clarified, radiant complexion with regular use
• Lightweight, fast-absorbing serum layers well under moisturizers
• Helps improve the look of texture, pores, and unevenness
• Great for daily brightening and tone-refining care

How to Use

1. After cleansing and toner, dispense a few drops into your palms.
2. Gently pat or press the serum onto your face and neck until fully absorbed.
3. Follow with moisturizer and sunscreen.