What is vitamin D?
For strong healthy bones
Vitamin D is a vitamin that is needed for good health. It helps calcium and phosphorous in our diet to be absorbed – these are needed to keep our bones healthy and strong.
For muscles and general health
Vitamin D is also thought to be important for muscles and general health.
Produced by sunlight exposure
Vitamin D is mostly made in the skin by exposure to sunlight – very little of our natural diet contains vitamin D, although some foods are fortified (enriched) with it.
What is vitamin D deficiency?
Vitamin D deficiency means you have a low level of vitamin D in your body. If your doctor suspects you are deficient in vitamin D, they may do a blood test as part of the diagnosis. The results of this test will show if you have vitamin D deficiency. Some people are more at risk of developing vitamin D deficiency than others. For example, people over 65, dark-skinned people, pregnant and breast feeding women are more at risk. If your doctor thinks that you are at risk of vitamin D deficiency, they may decide to treat you to prevent this from happening.
There are a number of groups of people who are considered to be more at risk than others of developing vitamin D deficiency
Your doctor may decide to prescribe a vitamin D medicine to prevent or treat your symptoms