The Niacinamide 15 Serum

COSRX Niacinamide 15 Serum by COSRX

COSRX Niacinamide 15 Serum is a highly concentrated skincare solution formulated to help improve skin clarity and balance. With 15% niacinamide, this powerful serum helps reduce the appearance of blemishes, control excess oil, and support refined pore appearance. Niacinamide is well known for its ability to brighten skin tone and promote a smoother, more even complexion over time.

Enriched with N-acetylglucosamine, the formula gently supports skin texture and helps fade the appearance of dark spots. Zinc PCA assists in balancing sebum production and supporting skin comfort, making this serum suitable for addressing concerns such as acne, enlarged pores, and uneven texture.

Designed for all skin types, this lightweight serum helps regulate oil, soothe breakouts, and promote a healthier-looking complexion. Regular use supports clearer and more balanced skin with improved radiance.

✨ Key Benefits

• Helps reduce the appearance of blemishes

• Supports oil balance and pore care

• Brightens and evens skin tone

• Improves skin texture and clarity

• Suitable for all skin types

✔ Instructions for Use

1. After cleansing, apply a few drops during the serum step.

2. Gently massage into the skin from the center outward.

3. Use daily or as part of your skincare routine.

4. For daytime use, apply sunscreen for optimal protection.

Key Ingredients

Water, Pentylene Glycol, Niacinamide (15%), Butylene Glycol, Acetyl Glucosamine, 1,2-Hexanediol, Zinc PCA, Trehalose, Xanthan Gum, Pullulan, Allantoin, Ethylhexylglycerin, Sodium Phytate, Citric Acid, Tocopherol.