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COSRX The Niacinamide 15 Serum is a highly concentrated serum that contains 15% niacinamide for total blemish control. It reduces the appearance of pores and smooths your skin with the help of niacinamide and zinc PCA. It instantly improves skin texture and radiance by reducing excess oil and refining uneven skin tone. The non-comedogenic formula also helps reduce blackheads and whiteheads.

Features:

• 15% niacinamide tightens pores, controls sebum production, and reduces post-breakout scars
• Fades hyperpigmentation, improves skin texture, and radiance
• Prevents breakouts and calms inflammation
• Promotes collagen synthesis, moisturizes and soothes skin
• Lightweight and non-sticky
• Suitable for acne-prone skin (non-comedogenic)
• COSRX products are cruelty-free

Clinical results in 4 weeks:

• 45.27% improvement of activated sebaceous glands
• 48.07% improvement of oil synthesis amount
• 42.72% improvement of number of blackheads
• 50% improvement of number of whiteheads
• 15.50% improvement of (hidden melasma and blemishes)
• 19.47% improvement of pigmentation (visible melasma and blemishes)
• 2.59% improvement of triple-complexion skin tone (brightness)
• 24.89% improvement of triple-complexion skin tone (redness)
• 11.73% improvement of triple-complexion skin tone (yellowness)