COSRX THE NIACINAMIDE 15 SERUM 20ML

COSRX The Niacinamide 15 Serum 20ml

The COSRX The Niacinamide 15 Serum is a high-strength clarifying serum designed to control excess oil, refine skin texture, and improve the appearance of pores and blemishes. Formulated with 15% niacinamide, it helps balance sebum production while brightening uneven skin tone and supporting a clearer, smoother complexion. Its lightweight, fast-absorbing texture layers easily into any skincare routine without leaving a sticky finish.

This serum is ideal for oily, acne-prone, and uneven skin that needs oil control, pore refinement, and tone-correcting care.

Key Benefits:

• Helps control excess oil and sebum production
• Refines the appearance of enlarged pores
• Improves uneven skin tone and dullness
• Helps reduce the look of blemishes and breakouts
• Smooths rough skin texture for a clearer complexion
• Strengthens the skin barrier and improves balance
• Lightweight, fast-absorbing formula for daily use

Skin Type Suitability:

Suitable for:

• Oily skin
• Combination skin
• Acne-prone skin
• Dull skin
• Uneven skin tone
• Normal skin

How to Use:

After cleansing and toning, apply 2–3 drops evenly to the face, focusing on areas with enlarged pores or excess oil. Gently pat until fully absorbed. Follow with moisturizer. Use once daily at first, then increase to morning and evening if well tolerated. During daytime use, always apply sunscreen.

Key Ingredients:

• Niacinamide (15%) – helps control oil, brighten skin, and refine pores
• Zinc PCA – helps regulate sebum and support clearer skin
• Allantoin – soothes irritation and supports skin comfort
• Panthenol (Vitamin B5) – hydrates and strengthens the skin barrier
• Hyaluronic Acid – provides lightweight hydration
• Glycerin – helps maintain skin moisture balance