This powerful crystallised Vitamin C (L-Ascorbic Acid) effectively fends off free-radical damage to supercharge the anti-ageing results of other serums or moisturisers. This potent antioxidant improves the appearance of fine lines and wrinkles whilst enhancing youthful elasticity and skin tone. Designed to activate once mixed with your preferred Cosmedix serum or moisturiser, the skin brightening benefits of this stable Vitamin C strengthens skin to resist sun-damage, as a more healthy appearance is promoted.