KIEHL'S SINCE 1851Pure Serum 5% Niacinamide

Honestly this paired with a little red light before sign significant difference within my scarring 

The only niacinamide serum that doesn’t break me out, quick absorption

I damaged my skin barrier and this serum saved me! I have sensitive skin and this has become a staple in my skincare routine...Mehr anzeigen

I used the whole bottle. I didn’t notice any significant difference…

My dermatologist recommended I use niacinamide to help reduce redness, and I've been using The Ordinary's 10% formulation fo...Mehr anzeigen

This is one the best oil control products I’ve used and I have very oily skin this with a good moisturizer and Kiehl’s Milk ...Mehr anzeigen

Best niacinamide serum, high quality with lovely results

overpriced for lack of results. non greasy, non -fragrance

A must buy for me. Evens out skin texture (got numerous compliments). Doesn’t irritate my sensitive skin.

I picked up this bottle a little over two weeks ago and I can confidently say this is something that will stay in my routine...Mehr anzeigen

It’s a bit pricy but I continue to repurchase because it’s one of the only serums on the market that is pure Niacinamide at ...Mehr anzeigen

Not for me… I don’t like it , my face was sticky and shiny as well.