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COSRX The Niacinamide 15 Serum

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With a high concentration of 15% niacinamide, this is your next go-to serum for soothing pesky breakouts and blemishes. This serum targets acne during all stages of its formation, by controlling excess sebum and helping to tighten up the pores with the help of zinc.

Don’t miss out! Only 2 available.

With a high concentration of 15% niacinamide, this is your next go-to serum for soothing pesky breakouts and blemishes. This serum targets acne during all stages of its formation, by controlling excess sebum and helping to tighten up the pores with the help of zinc.

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Skin Solutions:

  • 15% niacinamide helps improve the skin's texture and complexion by fading dark spots.
  • 1% zinc pca helps soothe active breakouts and prevent future ones, by targeting excess sebum.
  • 2% acetylglucosamine helps gently exfoliate the skin to refine the texture.


20ml. Product of Korea.

Use during the serum or ampoule step of your routine. After cleansing and toning the face, apply a moderate amount to the face with clean hands. Gently pat for absorption, and follow up with the rest of the skincare routine.


For external use only. Always patch test. Discontinue use if you feel any discomfort. Follow additional instructions on packaging. Individual results may vary.

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.


May contain additional ingredients.