Kiehl’s Powerful-Strength Line-Reducing Concentrate is a potent anti-wrinkle and anti-lines treatment powered by 10.5% Vitamin C. The potent formula gives antioxidant protection and exfoliates skin to improve its tone, texture, and diminish the signs of aging.
Glycerin, L-Ascorbic Acid
Cleanse skin and apply the serum over entire face twice daily. Can use alone or under your usual moisturizer. Avoid eye area. As the formula blends into the skin, you may experience a feeling of warmth. This sensation is normal.