Kiyoko’s Notes

A highly concentrated serum formulated with synergistic ingredients for total acne control.

COSRX The Niacinamide 15 Serum calms breakouts and provides total acne care for acneic and congested skin. The formula contains 15% niacinamide and optimal ratios of synergistic ingredients (N-Acetylglucosamine, zinc PCA, and allantoin). This serum will control sebum production, soothe acne inflammation, fade hyperpigmentation and facilitate skin regeneration. It is clinically tested to show results in just 4 weeks and is non-comedogenic.

COSRX is known for its short ingredients list that features high quality and effective extracts and compounds that help trouble-prone, dry and dehydrated skin, as well as aging and sensitive skin. All COSRX products are 100% made in Korea and cruelty-free.

How to use

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. Use morning and evening.

NOTE: If applied in the morning, be sure to use with SPF of 30 or higher.

Ingredients

Full list of 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

Description The research-based derma line of COSRX was born, a prescription solution that optimally blends customized high-efficiency ingredients to solve skin problems and delivers them safely and effectively to the skin. This product is recommended for those who are concerned about blackheads/whiteheads, those who are worried about shine due to excess sebum, and those who are worried about rough skin texture due to dead skin cells. It is an A-to-Z solution product that can take care of skin problems, from the roots to the traces.Feel only the freshness by removing the greasy oil.It is a liquid formula that is as light as water and is quickly absorbed to complete a smooth skin condition.You can feel the four trouble care effects: sebum/oil care, pore care, dead skin care, and skin texture care. COSRX is clean and earth-friendly, and it is easy to recycle with a dropper wiper that separates easily from the package.Please dispose of the dropper head as general waste, the dropper cap and the dropper wiper as plastic, and glass tubes and containers as glass.With an optimal combination of N_Acetylglucosamine, zinc P.A., and allantoin, the formulation helps to care for dead skin cells, remove sebum, and protect the skin. [How to use]After washing your face, at the serum stage, drop an appropriate amount on your face and use your fingertips to roll it outwards for absorption.*It is recommended to apply after toner and before cream.High-content serums dont only have to be used in the evening! It can also be used in the morning/afternoon.When using as a morning care product, be sure to use a sunscreen with SPF 30 or higher to protect your skin and the ingredients. Caution*Due to the characteristics of the highly concentrated serum formulation, which has a high content of active ingredients, if the content spills while opening and closing the container and is continuously exposed to the air, the active ingredients may become visible.*This is a normal phenomenon and there is no problem with the product, and it is safe to use.