Vitamin C is important for bones and connective tissues, muscles, and blood vessels. Vitamin C also helps the body absorb iron, which is needed for red blood cell production. Ascorbic acid is used to treat and prevent vitamin C deficiency.

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Vitamin C can appear on the ingredient label as several different names, but the one you want is L-ascorbic acid, which is the most effective.

Vitamin C can appear on the ingredient label as several different names, but the one you want is L-ascorbic acid, which is the most effective.


In humans, vitamin C deficiency leads to impaired collagen synthesis, contributing to the more severe symptoms of scurvy. Another biochemical role of vitamin C is to act as an antioxidant (a reducing agent) by donating electrons to various enzymatic and non-enzymatic reactions.