This supercharged formula delivers instant luminosity, and in just 4 weeks, 100% had visibly firmer, more luminous skin, with visibly reduced lines & wrinkles. Formulated with a 10% active Vitamin C Blend, RoC Multi Correxion Revive + Glow Daily Serum is a lightweight daily serum that improves skin's radiance to reveal a visibly younger-looking, more even complexion.