It reduces my dark spots and makes my skin brighter and smoother.

Absorbs quickly, feels smooth, and adds visible radiance in a few weeks. Overall, a great pick for dull or uneven skin.

Lightweight vitamin c serum, go for it .

I’ve been using the CosIQ Vitamin C 20% Face Serum and it has truly transformed my skin! The serum feels lightweight and absorbs quickly without leaving any stickiness. Withi...Read More

Best serum for face glow wow .

After researching for almost all the vitamin c products available across India, I finally tried it. It's awesome. The packaging is airless so no oxidation occurs. No stinging...Read More

Very good product. Good good results with in 2 weeks. I used around 4 drops every morning before applying sunscreen

One off my best serum for oily skin

My skin started looking fresher and brighter within a week. It feels smooth and lightweight.

I really loved it I saw dark spot reduction and a little glow on the face after using it for a month.

Used for a week now, and the serum looks soothing for oily skin. Have a watery texture and absorb well in seconds.

Absorbs into the skin quickly and leaves no oily residue, no side effects, or irritation. Boosts glow and keeps hydrated.

This serum does what it claims. I have been using this product for a few weeks now, and I can see a visible difference.

Tried the Vitamin CEF20 Serum and it works brilliantly on men’s skin. I was worried it would feel heavy, but it’s lightweight, non-greasy and my skin looks fresher and bright...Read More

Very nice serum, it brightness your skin and make it glowing, must buy product, if you are skincare addict then buy it right now .

I brought this product last week and it works like magic😊 my face now shines like crystal ❤️ thank you nykaa made my money worth.

Lightweight, hydrating, and super refreshing!

My skin tone is noticeably more even and luminous.

Such a good texture..with glowing look ...jut wow

My skin is literally thanking from the day i started using this product. Really good