According to the official health claims by the European Food Safety Authority (EFSA), Vitamin D contributes to:
- The normal absorption and utilization of calcium and phosphorus.
- The maintenance of normal calcium levels in the blood.
- The maintenance of normal bones and teeth.
- The maintenance of normal muscle function.
- The normal function of the immune system.
- The normal function of the immune system and the normal growth of bones in children.
- The reduction of the risk of falling, which is positively associated with postural instability and muscle weakness. Falling is a risk factor for fractures among men and women aged 60 years and older.