Highly concentrated serum that combines the maximum concentration of niacinamide with optimal ratios of synergistic ingredients for total acne control. 

*Non-comedogenic tested -doesn't clog the pores.

Product Details:

Suitable for acne prone skin use (Non-comedogenic)

- 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)

*Based on clinical trials of 20 subjects.

Ingredients:

Niacinamide, N-Acetylglucosamine(NAG), Zinc PCA, Allantoin, 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

About this item:

• Redness Relieving Serum: Refine Pores, Smoothen Skin, Relieve Redness. The Niacinamide and Zinc PCA instantly improves skin texture and radiance by reducing excess oil and minimizing pore sizes.
• Key Benefits: Based on real results from consumers' self assessments, the Niacinamide 15 Serum minimizes pore size, improves skin texture, and helps fade dark spots.
• Dermatological Ingredients: 15% Niacinamide helps minimize enlarged pores and refine uneven skintone. Zinc PCA prevents potential breakouts from occurring.
• How to Use: Shake 1-2 times before use and apply 2-3 drops once or twice daily. For daytime wear, follow up with SPF 30+ sunscreen. Can be applied under the eye area; avoid direct eye contact.
• COSRX Standards: All COSRX products are formulated with skin-friendly ingredients that alleviate irritated skin. Hypoallergenic, Dermatologist tested, Animal Testing-FREE, Parabens-FREE, Sulfates-FREE, Phthalates-FREE