This potent vitamin C has a type A personality – to give skin serious glow, as it fights free radical damage like lines, spots and sag caused by sun, pollution and chronological aging. Its antioxidant concentration of 10% vitamin C is triple-sourced from powerful vitamin C derivatives + natural acerola cherries, and calibrated precisely for max effectiveness and stability, without introducing irritation. A surge of vitamin E, hyaluronic acid and anadenanthera colubrina bark extract enhance hydration – for an elegant serum that brightens, evens tone and targets the appearance of collagen breakdown. A perfect companion to vc10 Nightly Bright for 24 hours of brightening benefits.