COSRX - The Niacinamide 15 Serum | 20 mL

Product Details: 

This powerful serum has a high concentration of 15% niacinamide and is designed to treat acne completely.

It combines complementary ingredients in the right ratios to effectively control acne. It has also been examined and found to be non-comedogenic, guaranteeing that it won't clog pores.

Suitable for acne prone skin use (Non-comedogenic)

Key Ingredients

• Niacinamide :
Provides total acne care by controlling sebum production, soothing acne inflammation and diminishing post acne scars

• N-Acetylglucosamine(NAG) :

Works in synergy with niacinamide to effectively fade hyperpigmentation

• Zinc PCA :

Inhibits inflammation and promotes recovery of damaged skin

• Allantoin :
Promotes collagen synthesis to facilitate skin regeneration

After cleansing, during the serum phase, apply a few drops to the skin. Use fingertips to gently massage and absorb the serum, starting from the center of the face working towards the edges.


* Highly concentrated serums should only be used in the evening? NO!
* This serum can be used in the morning and/or afternoon.
* If applied in the morning, be sure to use with a SPF of 30 or higher.