ULTRA PURE high-potency serum 5% niacinamide 30 ml

Reveal your most radiant skin with Kiehl's ULTRA PURE High-Potency Serum. This potent 5% niacinamide formula is your secret weapon for visibly refined pores and a smoother, more even complexion. Experience a transformation that leaves your skin looking and feeling its absolute best. Designed for daily efficacy, this lightweight serum absorbs quickly, delivering concentrated actives directly where they're needed. The generous 30 ml size ensures you have ample supply to integrate this powerhouse ingredient into your regular skincare ritual, working to calm and clarify your complexion with every application.