A member asked:

What are the causes of chronic extremely low vitamin d even after multiple 50,000mlu treatments?

A doctor has provided 1 answer

Not enough sun: Our body can get all vit D it needs by getting exposed to enough sun, lack this leads to the defiency . may lead to not the just effect on bones , cause systemic problems including development of cancers ( people with cancers found to have low vit D levels )

Answered 3/14/2015

3.1k views

Thank

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