1 It is crucial for the absorption and metabolism of calcium and phosphorous, which have various functions, especially the maintenance of healthy bones.
2 It is an immune system regulator.
3 It may be an important way to arm the immune system against disorders like the common cold.
4 It may reduce the risk of developing multiple sclerosis. Multiple sclerosis is much less common the nearer you get to the tropics, where there is much more sunlight.
5 Vitamin D may have a key role in helping the brain to keep working well in later life.
6 Vitamin D is probably linked to maintaining a healthy body weight.
7 It can reduce the severity and frequency of asthma symptoms, and also the likelihood of hospitalizations due to asthma .
8 It has been shown to reduce the risk of developing rheumatoid arthritis in women.
9 A form of vitamin D could be one of our body's main protections against damage from low levels of radiation.
10 Various studies have shown that people with adequate levels of vitamin D have a significantly lower risk of developing cancer, compared to people with lower levels. Vitamin D deficiency was found to be prevalent in cancer patients regardless of nutritional status.