Restore radiance and fight visible signs of ageing with C-Tetra. Utilising the antioxidant power of vitamin C and E, the hydrating serums brighten and smooth the complexion, while fighting free radicals to reduce visible signs of ageing. Stimulates the production of collagen and elastin to help reduce fine lines and wrinkles Visibly brightening the complexion and balancing skin tone. Skin is left soft, glowing complexion and youthful-looking Carefully crafted in a water-free formula to be 100% stable, the vitamin C does not degrade over time. This ensures that your formula remains highly potent from the very first use to the final drop.