COSRX The Niacinamide 15 Serum – 20ml
High-Strength Niacinamide Serum for Clear, Balanced & Radiant Skin
COSRX The Niacinamide 15 Serum is a potent formula designed to target acne, excess oil, and stubborn dark spots. With a high concentration of 15% niacinamide, this serum visibly reduces blemishes, refines pores, and evens out skin tone. Enriched with soothing ingredients like zinc, allantoin, and N-acetylglucosamine, it calms irritation, strengthens the skin barrier, and promotes a brighter complexion. The 20ml bottle delivers a concentrated dose of care, making it perfect for targeted treatments and daily use for oily, acne-prone, or uneven skin.
Key Ingredients:
- Niacinamide (15%): Regulates oil production, fades dark spots, and refines skin texture.
- Zinc PCA: Controls excess sebum and soothes acne-prone skin.
- N-Acetylglucosamine: Works synergistically with niacinamide to brighten and smooth skin.
- Allantoin: Calms and hydrates sensitive or irritated skin.
Key Benefits:
- Acne & Blemish Care: Targets active breakouts and helps prevent future ones.
- Dark Spot Reduction: Fades post-acne marks and pigmentation for an even tone.
- Pore Refining: Minimizes enlarged pores and smooths skin texture.
- Oil Control: Balances sebum production for a matte, healthy look.
- Barrier Strengthening: Enhances skin resilience with soothing, barrier-supporting ingredients.
Product Highlights:
- 20ml bottle – concentrated, high-potency formula
- 15% dermatology-grade niacinamide
- Lightweight, non-sticky serum texture
- Free from parabens, artificial fragrance, and harsh chemicals
- From COSRX – expert K-beauty brand for effective problem-solving skincare
Suggested Use:
After cleansing and toning, apply 2–3 drops to areas of concern or all over the face. Use once daily, preferably in the evening. Follow with moisturizer and sunscreen during the day.
Possible Side Effects:
- Mild tingling, redness, or dryness may occur, especially when first introduced
- Overuse can increase sensitivity in some skin types
Precautions:
- For external use only.
- Perform a patch test before first use.
- Avoid direct contact with eyes. If contact occurs, rinse thoroughly with water.
- Do not combine with strong exfoliating acids or retinol unless directed by a professional.
- Discontinue use if persistent irritation occurs and consult a healthcare professional.
- Keep out of reach of children.