In Children:
Vitamin D is needed for normal growth and development of bone and contributes to the normal function of the immune system.
In Adults:
Vitamin D contributes to:
- normal absorption/utilisation of calcium and phosphorus
- normal blood calcium levels
- the maintenance of normal bones
- the maintenance of normal muscle function
- the maintenance of normal teeth
- the normal function of the immune system
Vitamin D has a role in the process of cell division.