COSRX The Niacinamide 15 Serum

Total acne care with 15% niacinamide
This highly concentrated serum combines maximum niacinamide with an optimal blend of synergistic ingredients for complete acne and blemish control. It's non-comedogenic , meaning it won't clog pores, and is suitable for daily use on acne-prone skin.

Clinically proven results in 4 weeks (Dermacosmetic Skin Science Laboratory Co., Ltd, 20 subjects)

• 45.27% reduction in overactive sebaceous glands

• 48.07% reduction in sebum production

• 42.72% fewer blackheads

• 50% fewer whiteheads

• 15.50% reduction of hidden melasma and spots

• 19.47% reduction in visible pigment spots

• 2.59% brighter complexion

• 24.89% less redness

• 11.73% less yellow undertone

Advantages

• Regulates sebum production

• Reduces inflammation and redness

• Fade acne scars and pigment spots

• Promotes skin repair and regeneration

• Suitable for acne-prone skin

Suitable for

• Skin with acne and impurities

• Oily and combination skin

• Pigment spots and post-acne scars

Main ingredients

• Niacinamide (15%) – Controls sebum, reduces inflammation and fades scars.

• N-Acetylglucosamine (NAG) – Works with niacinamide to reduce hyperpigmentation.

• Zinc PCA – Inhibits inflammation and supports skin recovery.

• Allantoin – Stimulates collagen production and promotes regeneration.