Powerful-Strength Line-Reducing Concentrate, 15ml

Kiehl’s Powerful-Strength Line-Reducing Concentrate is a potent Vitamin C serum that enhances radiance, firms the skin, and visibly reduces fine lines, wrinkles, and pores for a smoother appearance. Formulated with 10.5% L-Ascorbic Acid and 2% Ascorbyl Glucoside—two powerful forms of Vitamin C—plus Hyaluronic Acid, this patented, water-free concentrate delivers clinically proven results and remains a longtime customer favorite.