I would recommend everyone to try it.Pleasant, light consistency. Quickly absorbed into the skin. Not a strong concentration of retinol, so a good option for beginners. The skin after applying the serum has a healthy glow. PersRead more
.I haven't been using it for long so I can't say for sure, but everything seems to be fine. My skin felt a little fresher after using it and there was no irritation.
I recommendInteresting and effective serum with retinol. The texture is light, absorbs quickly and provides a slight, slightly noticeable tingling effect, which is typical of this product. After regulaRead more
Absorbs quicklyThe serum absorbs quickly into the skin and doesn't leave a sticky feeling. However, I was expecting a more liquid consistency - the product is gel-like, so you have to squeeze it a lot to gRead more
Azelaic acidIt has a watery consistency, absorbes into the skin quickly. It is a bit sticky though. I have been using it for many months and almost finished with the bottle but it is difficult to say whRead more
Performs its functionI tested the serum and am writing a review after a certain period of use. During this time, it soothed the skin and helped restore the damaged skin barrier - the skin became less sensitive. Read more
Super! I am very happy with COSRX The Niacinamide 15 Serum. The serum absorbs quickly into the skin, doesn't leave a sticky feeling, and significantly improves skin tone. I love how it helps reduceRead more
I definitely recommend it!I really like this serum, I use it at night, on cleansed skin. It absorbs perfectly, doesn't make the skin shiny and isn't too oily. Very easy to apply, 3 drops are enough to cover the entirRead more
I would recommend everyone to try it.Pleasant, light consistency. Quickly absorbed into the skin. Not a strong concentration of retinol, so a good option for beginners. The skin after applying the serum has a healthy glow. PersRead more