Delivering incredible skin brightening, balancing, and anti-ageing benefits, The Ordinary Ascorbyl Glucoside Solution 12% is a lightweight, water-based formula leaves your complexion healthy, radiant, and youthful.  Harnessing the power of a water-soluble vitamin C derivative that converts into vitamin C once applied to your skin, this skin-boosting serum minimises irritation, keeping your complexion calm and balanced.  Brimming with advanced antioxidant properties, this serum helps protect your skin against the harmful effects of environmental aggressors, ensuring your skin stays healthy, radiant, and glowing. Note: In its pure form, vitamin C is unstable in water. Ascorbyl Glucoside is a water-soluble derivative of vitamin C. It is much more stable in water but it is less potent than direct L-Ascorbic Acid. Benefits of The Ordinary Ascorbyl Glucoside Solution 12% 30ml: Infused with a highly stable form of vitamin C. Provides powerful skin-brightening benefits. Suitable for most skin