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COSRX The Niacinamide 15 Serum is a dermatologist-formulated, lightweight serum featuring 15% niacinamide and 1% Zinc PCA to refine pores, improve skin texture, reduce excess oil, and fade dark spots. Trusted by thousands with a 4.4-star rating, it’s designed for fast absorption and safe for daily use, making it a must-have for professionals seeking clear, radiant skin.







| ASIN | B09ZYB8S31 |
| ASIN | B09ZYB8S31 |
| Best Sellers Rank | #2,308 in Beauty ( See Top 100 in Beauty ) #60 in Facial Treatments & Masks |
| Customer reviews | 4.4 4.4 out of 5 stars (7,214) |
| Date First Available | 6 August 2022 |
| Item model number | COS-048 |
| Item model number | COS-048 |
| Manufacturer | ANCORS CO.. LTD. |
| Manufacturer | ANCORS CO.. LTD. |
| Product Dimensions | 10.16 x 10.16 x 15.24 cm; 131.54 g |
| Product Dimensions | 10.16 x 10.16 x 15.24 cm; 131.54 g |
S**E
It works
I like this product it tightens the pores and you see results pretty fast
U**A
Amazing results
Good for very oily skin with large pores I have tried a lots of products but this have worked really well with my large pores. Pores are not diminished completely but it’s better than it was before using this product. This is my 2nd bottle and will continue using and I hope will see better results with long term use.
M**M
Does the job pretty well
Amazing
M**L
Ok
It's a good product but very strong for my skin. I used it only sometimes only.
ا**د
ممتازه مكوناته وبراند محترم
I**,
Corsx
It didn't help me, bought based on reviews, we humans we differ, just give it a try
A**A
مع الاستخدام الصح والاستمراريه تبين النتيجه 💯
S**L
السائق لم يعطيني الباقي من المبلغ وانا حقا لم يعجبني هذا
Z**I
Good serum have been using for a while now and have seen a drastic change in scars, very hydrating no stickiness my pigmentation has also reduced to a great extent
A**A
The COSRX Niacinamide 15% Face Serum is an impressive addition to any skincare routine, particularly for those dealing with issues like hyperpigmentation, large pores, and uneven skin tone. Here's a detailed review of its features and performance: **Ingredients and Formula**: The serum boasts a potent concentration of 15% niacinamide, a form of vitamin B3 known for its brightening and anti-inflammatory properties. Additionally, the formula includes other beneficial ingredients such as panthenol (pro-vitamin B5) for hydration, and allantoin to soothe the skin. The serum is free from parabens, sulfates, and artificial fragrances, making it suitable for sensitive skin. **Texture and Application**: The texture of the serum is lightweight and slightly viscous, which allows for easy application without feeling greasy or sticky. It absorbs quickly into the skin, making it convenient for both morning and evening routines. The dropper bottle ensures precise dispensing, minimizing product waste. **Performance**: Users report noticeable improvements in skin texture and tone after consistent use. The high concentration of niacinamide helps to reduce the appearance of dark spots and redness, leading to a more even complexion. Many have also observed a reduction in the size of their pores and an overall smoother skin surface. **Results**: With regular application, typically over a few weeks, the serum effectively diminishes hyperpigmentation and brightens the skin. It also aids in controlling excess sebum production, which can be beneficial for those with oily or acne-prone skin. The hydrating elements in the serum help maintain the skin's moisture barrier, preventing dryness and irritation. **Packaging**: The product comes in a sleek, minimalist bottle with a dropper for easy and hygienic application. The opaque bottle design protects the serum from light exposure, preserving the integrity of the ingredients. **Pros**: - High concentration of niacinamide - Lightweight, non-greasy formula - Noticeable improvements in skin texture and tone - Suitable for sensitive skin - Free from harmful additives **Cons**: - The 15% niacinamide concentration may be too potent for some, potentially causing initial irritation for sensitive skin types. It's advisable to perform a patch test before incorporating it fully into your routine. **Conclusion**: The COSRX Niacinamide 15% Face Serum is a powerful and effective solution for those looking to tackle hyperpigmentation, uneven skin tone, and enlarged pores. Its well-formulated blend of ingredients offers visible results without compromising on skin hydration or comfort. Despite its potency, with proper usage and gradual introduction into a skincare routine, it can become a staple for achieving clearer, brighter skin.
E**A
Estoy súper contenta con este sérum de niacinamida de COSRX. Desde que lo uso, he notado una mejora real en el aspecto de los poros, se ven más pequeños y la piel mucho más uniforme. La sensación en la cara es muy agradable, deja la piel fresca, equilibrada y sin brillos excesivos. Es perfecto para piel muy grasa, ya que regula bien el sebo sin resecar ni irritar. Yo lo uso una vez al día y es más que suficiente para notar resultados. La textura es genial, ligera, se absorbe rápido y no deja sensación pegajosa, lo que facilita seguir con el resto de la rutina facial. Contras: sinceramente, no le encuentro ninguno. Cumple lo que promete y se ha convertido en un básico en mi cuidado facial diario. Muy recomendable.
E**M
Original
N**K
Cosrx serum I must say, is hands down the best facial serum I’ve ever used. From the first application, I noticed how smooth and refreshing it felt on my skin. It absorbs quickly, leaves no sticky residue, and gives my face such a healthy, radiant glow. Honestly, I wish I could buy it in dozens — like a pack of twelve — just to make sure I never run out. That’s how much I love it. If you're looking for a serum that truly delivers, this is the one.
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