HomeSerumsCOSRXThe Niacinamide 15 Serum

COSRX The Niacinamide 15 Serum

0.68 fl oz / 20ml
“Produit extra”— Dounia B.
CA$37.00

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Oil control with a visible payoff. At 15% niacinamide with zinc, this high-strength serum keeps shine in check, refines the look of pores and calms breakouts while it evens out tone, so post-acne marks look fainter and skin looks clearer and more balanced. Because it's strong, patch test first. A great pick for oily, uneven or blemish-prone skin.

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  • 100% authentic, sourced directly from Seoul, Korea.

  • Dispatched within 48 hours and tracked to your door.

  • Free shipping on orders over CA$109.

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why it works.

  • Less oil, less shine

    Niacinamide and zinc keep excess oil in check, so skin looks balanced rather than shiny, morning and evening.

  • Pores look refined

    Zinc and an amino sugar refine the look of pores and smooth skin as oil and congestion are brought under control.

  • Fainter post-acne marks

    Niacinamide and allantoin calm breakouts, and the marks they leave behind look lighter, for a more even tone.

every ingredient earns its place.

  • Niacinamide

    at 15%, calms the look of breakouts and keeps excess oil in check while it evens out the look of skin tone
    What it is
    Vitamin B3, an all-round active for tone, pores and the skin barrier.
    Full entry
  • Zinc

    Zinc PCAworks with niacinamide to refine the look of pores and control oil
    What it is
    Zinc bound to PCA, a skin-friendly amino-acid salt, which makes the mineral water-soluble.
    Full entry
  • Amino Sugar

    Acetyl Glucosaminesmooths rough texture and adds a little extra hydration
    What it is
    An amino sugar, one of the two building blocks of the hyaluronic acid skin already holds.
    Full entry
  • Allantoin

    calms breakout-prone skin while the high-strength niacinamide works
    What it is
    A skin-soothing compound first found in the comfrey plant; the allantoin in skincare is made in the lab as a fine white powder.
    Full entry

how to use.

Serums and ampoules go on after essence. Put a few drops on your fingertips, dot them over your face, then smooth and pat them in. Let each one sink in before the next step.

Morning and evening

  1. 01

    Apply a small amount evenly over face and neck.

  2. 02

    In the daytime, follow with sunscreen.

the details.

Size
0.68 fl oz / 20ml
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

Shipping
Standard7-14 business days

FREE shipping for orders over CA$109

CA$11.99 for orders under CA$109

About this information

Each description is written with AI from the brand’s own material: its official product page, packaging and published ingredient list. AI can make mistakes, so check the packaging if a detail matters to you. Read more about where our information comes from.

Specifications, packaging, formulas and manufacturer claims can change without notice. We keep this page as accurate and current as we can, but we cannot guarantee it, and the item you receive may differ from what is shown.

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1 verified review

what people are saying.

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Dounia B Verified Buyer
2 years ago

Produit extra

Produit extra

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