This brightening face serum, infused with Vitamin C and peptides, offers instant luminosity and tightening, outperforming the #1 luxury Vitamin C serum. Clinically proven, 94% experienced instant luminosity, and within 4 weeks, 100% achieved visibly brighter and tighter skin. An all-over brightening face serum formulated with Vitamin C and peptides for instant luminosity. This RoC® face serum with Vitamin C visibly brightens and tightens better than the #1 luxury Vitamin C serum.* The supercharged formula is clinically proven to deliver instant luminosity to your complexion. In fact, 94% had instant luminosity; in just 4 weeks, 100% had visibly brighter and tighter skin. Formulated with a 10% active Vitamin C Blend, RoC®’s lightweight daily brightening serum with antioxidants improves your skin’s radiance, revealing a visibly refreshed, more even complexion. Clinically Proven Results TESTED ON CONSUMER VOLUNTEERS. PETA-APPROVED. 100% CRUELTY FREE. IN MINUTES 94% had instant luminosity and improved skin elasticity. In 1 Week 97% had visibly improved skin texture. In 8 Weeks 100% had visibly brighter, tighter skin. 94% had a visibly more even skin tone. 100% had visibly reduced lines and wrinkles.