Does a lack of vitamin D put you at greater risk of multiple sclerosis?

People with a combination of genes linked to lower vitamin D levels appear to be at greater risk of developing multiple sclerosis, according to the authors of a recent study. The paper’s researchers used data from a very large genetic study of 14,000 people with MS (specifically looking at a chemical produced from vitamin D) and compared their genetic backgrounds to people without the disease. The results showed that people with decreased vitamin D due to their genetics were twice as likely to develop multiple sclerosis – although the risk was still very low. 

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