Vitamin C is a water-soluble nutrient found in some foods, also known as ascorbic acid. Ascorbic acid consists of 6 Carbon dioxide, 8 hydrogen, and 6 oxygen. Ascorbic acid is an organic compound with formula C ₆H ₈O ₆, and a molecular mass of 176.14 grams per mol. It is a weak, water soluble, unstable organic acid which can be easily oxidized or destroyed in light, aerobic conditions (oxygen), high temperature, alkali, humidity, copper and heavy metals. Vitamin C is needed for the growth and repair of tissues in all parts of your body. Vitamin C protects the immune system, reduces the severity of allergic reactions and helps to fight off infections. Fresh fruits and vegetables are good sources of Vitamin C. Vitamin C is very common in our everyday life and it is very important for everyone's health.