
COSRX The Niacinamide 15 Serum (20ml)
Description
COSRX The Niacinamide 15 Serum (20ml)
Concentrated serum with 15% niacinamide for clearer, smoother skin
This high-strength serum combines 15% niacinamide with zinc PCA, acetyl glucosamine, and allantoin to visibly reduce blemishes, balance oil production, and refine pores. Lightweight and fast-absorbing, it evens skin tone while calming irritation—perfect for oily, acne-prone, or uneven skin types needing intensive care.
Why You’ll Love It
- Potent formula—15% niacinamide targets blemishes, dark spots, and excess oil
- Pore refining—smooths skin texture and reduces the look of pores
- Soothing care—zinc PCA and allantoin help calm redness
- Barrier support—acetyl glucosamine aids skin renewal and hydration
- Dermatologist tested—gentle enough for daily use
How to Use
- Apply 2–3 drops to cleansed and toned skin.
- Gently pat until fully absorbed.
- Follow with moisturizer.
- Use once daily in the evening; reduce frequency if sensitivity occurs.
- Always wear sunscreen during the day when using active treatments.
Best For
Oily, acne-prone, or uneven skin tones needing targeted blemish and pore care.
Bonus Benefits
- Fragrance-free and lightweight
- Absorbs quickly without sticky residue
- Part of COSRX’s dermatologist-formulated “The RX” line
Pro Tip
Pair with hydrating serums or barrier creams to balance potency and comfort while treating breakouts and uneven tone.
(Barcode: 8809598454637)
Shipping & Returns
We ship across Canada and worldwide. Most orders leave our Ottawa store within 1-2 business days.
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