Skinceuticals Glycolic 10 Renew Overnight is an advanced nighttime treatment formulated to promote cellular turnover and enhance skin radiance. Featuring 10% glycolic acid, 2% phytic acid, and a soothing complex, this clinically proven formula gently exfoliates dead skin cells, improves skin texture, and reduces the appearance of discoloration. With consistent use, it reveals smoother, brighter, and more youthful-looking skin.