COSRX The Niacinamide 15 Serum 20ml

Target acne, enlarged pores, and excess oil with COSRX The Niacinamide 15 Serum 20ml, a powerful Korean treatment serum designed to improve skin clarity and balance sebum production.

Formulated with 15% Niacinamide, Zinc PCA, and N-Acetylglucosamine (NAG), this lightweight serum helps reduce visible pores, calm breakouts, improve uneven skin tone, and support smoother healthier-looking skin.

✨ Why skincare lovers love it:

• Helps control excess oil & shine
• Minimizes visible pores
• Supports acne mark care
• Lightweight fast-absorbing texture

Perfect for oily, acne-prone, and combination skin types.

⚠️ Usage Tips

Apply 2–3 drops after toner, morning or night. Start slowly if new to high-strength niacinamide. Always use sunscreen during daytime.

✅ 7. Key Features

• ✔ 15% Niacinamide concentrated formula
• ✔ Zinc PCA oil balancing support
• ✔ Helps reduce acne marks
• ✔ Lightweight non-sticky serum
• ✔ 20ml Korean treatment serum

✅ 8. Benefits

• Clearer balanced-looking skin
• Reduced oily shine
• Improved pore appearance
• Brighter smoother complexion
• Healthy Korean glow effect