Very gentle. No irritation. Makes skin supple.

Doesn't do anything as a niacinamide serum ......

It’s very lightweight, just started using it so might take time to see results but the only drawback is the packaging, the pump makes it hard to squeeze out the serum idk why...Read More

Never bought any niacinamide serum with beautiful formulation in such an affordable price

I have been using face serum since 2 days. And now the skin on my face is perfect.

I love this brand really making good skin care products. This serum helps me in minimising my pore and keep my skin hydrated

I've recently started using this product. It's lightweight watery texture formula that absorbs immediately into the skin and has no scent. So far I'm liking this product.👍🏻

This serum is superb, if you have oily or combination skin you don't need to apply moisterizer after applying this serum.

Using it AM and PM. Gives good results if pigmentation is your concern. Feels little sticky, but can tolerate it for the results it shows. Love it.

This Niacinamide Vitamin B3 serum by Cos-IQ reduces melanin concentration and removes skin dullness. Makes skin brighter. Suits dry skin type really well. Amazing serum at an...Read More

Very useful products for open pores. This niacinamide face serum is very useful for glowing skin.

It really is the best. Will definitely repurchase

It works on my face

Number 1 serum... I used many different different kind of brands but this is such a beautiful product for all age and over sensitive skins

Seriously very good product go for it.

It suits to my skin. Absorb completely after applying to my skin. Like the product . Definitely i will order more

It's my first time trying niacinamide product so can't say much. But nonetheless good product. Water like consistency. Feels little sticky on skin. But no harm in trying.

Oily at first but later works well

So far I liked this serum it gives a natural glow to my face 💗

Love the product but pump is not very good bcoz that leads to leakage of product