Ultra Pure High-Potency - High-Performance Ultra Pure Serum with Niacinamide

Concentrated with 5.0% Niacinamide, our Ultra Pure Serum helps reduce excess sebum and attenuate redness and... se mere

Concentrated with 5.0% Niacinamide, our Ultra Pure Serum helps reduce excess sebum and attenuate redness and imperfections.

Our Skin Pro Kiehl's gives you 5 good reasons to adopt it:

- Instantly reduces excess sebum by 58%*
- Soothes and visibly reduces redness and blemishes**
- High concentration of powerful active ingredients: 5.0% Niacinamide
- Formula composed of just 10 ingredients, fragrance- and preservative-free
- Suitable for all skin types, even sensitive

*Based on a clinical study of 50 individuals
**Based on a consumer study of 78 individuals Vis mindre