According to official health claims by the European Food Safety Authority (EFSA), vitamin C contributes to:
- The protection of cells from oxidative stress.
- Normal psychological function.
- The increase of iron absorption.
- The normal function of the nervous system.
- The protection of cells from oxidative stress.
- The normal function of the immune system.
- The normal formation of collagen for the normal function of blood vessels, bones, cartilage, gums, teeth, and skin.