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COSRX The Niacinamide 15 Serum
serum
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The Niacinamide 15 Serum

Key ingredient: Niacinamide

Prices are refreshed daily but may change throughout the day. Please confirm the final price on the retailer's site before purchase.

Buy at YesStyle - £14.05 delivered£10.20 + £3.85 delivery · free over £50Ships from overseas · 6–15 business days · Express £5.39, 4–8 business days
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About this product

Serum with niacinamide, aimed at oil control, texture, acne and pores for oily skin types.

Why Niacinamide works

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Niacinamide regulates sebum production, visibly minimises pores, and interrupts melanin transfer to fade dark spots.

Best for these skin types

Concerns addressed

oil control
🧊Rough Texture

AHA/BHA chemical exfoliation smooths rough patches, while hyaluronic acid plumps for a refined finish.

🔬Acne & Breakouts

Look for BHA (salicylic acid) to unclog pores and niacinamide to calm inflammation.

🔍Enlarged Pores

BHA, niacinamide, and clay-based products help minimise pore appearance by controlling sebum.

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Ingredient guide