WHAT IT IS A potent retinol serum in a daily-strength micro-dose that visibly reduces wrinkles, firms skin, evens skin tone, and smoothes texture with minimal discomfort. Paraben-free and fragrance-free. Made in USA. WHAT IT DOES Kiehl's potent retinol serum is formulated with Pure Retinol in a daily-strength micro-dose, along with Ceramides and Peptides, to promote gentle skin surface turnover for youthful-looking skin. The precise micro-dose formulation of Kiehl's anti-aging serum delivers visible results with minimal visible redness, dryness, or peeling. Wrinkles are visibly reduced, skin is firmer, pores appear minimized, and skin tone and texture are more even. Kiehl's retinol serum is a fast-absorbing, lightweight cream. Paraben-free, fragrance-free, mineral-oil, phthalate-free. HOW TO USE IT After cleansing, apply Kiehl's serum with retinol over the entire face, including the under eye and crow’s feet area, carefully avoiding contact with the eye, eye lid area, and lips. Kiehl's anti-aging serum can be used morning or night INGREDIENTS AQUA / WATER • GLYCERIN • BUTYLENE GLYCOL • PENTYLENE GLYCOL • NIACINAMIDE • CETYL ALCOHOL • ISOHEXADECANE • ISONONYL ISONONANOATE • DIISOPROPYL SEBACATE • 2-OLEAMIDO-1,3-OCTADECANEDIOL • 4-T-BUTYLCYCLOHEXANOL • ACETYL DIPEPTIDE-1 CETYL ESTER • ADENOSINE • CERAMIDE NP • HYDROXYPALMITOYL SPHINGANINE • LAUROYL LYSINE • OCTYLDODECANOL • PENTAERYTHRITYL TETRA-DI-T-BUTYL HYDROXYHYDROCINNAMATE • SODIUM CHLORIDE • SODIUM HYALURONATE • SODIUM HYDROXIDE • TRISODIUM ETHYLENEDIAMINE DISUCCINATE • RETINOL • TOCOPHEROL • DICAPRYLYL ETHER • AMMONIUM POLYACRYLOYLDIMETHYL TAURATE • BE