Ultra Pure High-Potency 5.0% Niacinamide Serum

What it is: A concentrated facial serum formulated with just 10 ingredients to absorb oil and minimize the look of redness.

Skin Type: Normal, Dry, Combination, and Oily

Skincare Concerns: Redness, Uneven Texture, and Oiliness

Highlighted Ingredients:
- Niacinamide: Visibly brightens skin.

Ingredient Callouts: It comes in recyclable packaging.

What Else You Need to Know: This serum is formulated with just 10 ingredients to absorb excess oil and minimize the look of redness. It is free of fragrance and colorants and is minimally formulated for skin absorption and efficacy.

Clinical Results: In a consumer 4-week study, after 1 week:
- 92% agree skin feels soothed

-Niacinamide: Visibly brightens skin.

Aqua/Water, Niacinamide, Glycerin, Propanediol, Methyl Gluceth-20, Hydroxyacetophenone, Sodium Hyaluronate, Caprylyl Glycol, Carbomer, Sodium Hydroxide.

Suggested Usage:
-In the morning and evening, apply two to three drops to clean, dry skin.

Try out Kiehl’s Since 1851’s skin hacks:
-Zone treat your face by applying Ultra Pure High-Potency 5.0% Niacinamide Serum to areas prone to oiliness and breakouts, then follow with your favorite moisturizer where needed.
-Layer with Kiehl’s Since 1851’s Ultra Pure Hyaluronic Acid 1.5% Serum (sold separately) to hydrate and nourish skin.
-Layer with Kiehl’s Since 1851’s Ultra Pure High-Potency 9.8% Glycolic Acid Serum (sold separately) to gently exfoliate and visibly improve texture.