Get Actively Involved Boost your skin"s natural defense against sun damage while encouraging the repair of existing damage with Murad Active Radiance Serum, which is clinically proven to improve skin firmness by up to 63% in just 15 minutes. Improves natural radiance and clarityProvides all-day environmental protectionRestores youthful texture and toneFights damaging free radicals Designed to guard against environmental aggressors that assault skin every day, this unique formula contains a remarkable new Vitamin C technology that delivers 50 times the free radical neutralizing power of prior generations. Especially Suited For: All skin types, and especially those with sun damage Essential Elements: Resilient-C Complex maximizes collagen production and skin brightening while providing all-day free radical protection. Ectoin jumpstarts the cellular defense system by helping cells resist drastic environmental stresses, including UV exposure and chemical aggressors. Alpha Hydroxy Acids (AHAs) and Myrtle Extract encourage new cell growth and help boost cell vitality. For Best Effect: Every day after cleansing and toning, massage a thin layer over face, neck and chest. For optimal results, wait one minute for maximum absorption then follow with recommended Murad moisturizer and sunblock.