Kiehl's

Ultra Pure High-Potency Serum 5.0% Niacinamide

A lightweight serum formulated with 5% niacinamide to help reduce the look of excess oil and minimize shine. The simple, fragrance-free formula absorbs quickly while helping to soothe visible redness and support a more balanced, even-looking complexion. Suitable for all skin types, including sensitive skin, for morning and evening use.