















COSRX The Niacinamide 15 Serum 20ml
Product Overview
Total acne care with 15% niacinamide
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.
Size: 20ml / 0.67 fl. oz
Clinical Results in 4 weeks
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.
*Dermacosmetic Skin Science Laboratory Co., Ltd.
How to use
After cleansing, during the serum phase, apply a few drops to the skin. Use fingertips to gently massage and absorb the serum, starting from the center of the face working towards the edges.
* Highly concentrated serums should only be used in the evening? NO!
* This serum can be used in the morning and/or afternoon.
* If applied in the morning, be sure to use with a SPF of 30 or higher.
Ingredients
|
Key Ingredients
|
• Niacinamide : • N-Acetylglucosamine(NAG) : • Zinc PCA : • Allantoin : |
| Full Ingredients |
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 |
*Keep out of reach of children
Original: $13.18
-65%$13.18
$4.61Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Product Overview
Total acne care with 15% niacinamide
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.
Size: 20ml / 0.67 fl. oz
Clinical Results in 4 weeks
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.
*Dermacosmetic Skin Science Laboratory Co., Ltd.
How to use
After cleansing, during the serum phase, apply a few drops to the skin. Use fingertips to gently massage and absorb the serum, starting from the center of the face working towards the edges.
* Highly concentrated serums should only be used in the evening? NO!
* This serum can be used in the morning and/or afternoon.
* If applied in the morning, be sure to use with a SPF of 30 or higher.
Ingredients
|
Key Ingredients
|
• Niacinamide : • N-Acetylglucosamine(NAG) : • Zinc PCA : • Allantoin : |
| Full Ingredients |
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 |
*Keep out of reach of children






















