A member asked:

What causes a really low vitamin d level? "vitd-25-oh total" was 5 when the normal range was 30 100 ng/ml i saw an endocrinologist two weeks for the first time for what appears to by hyperthyroid. i had a follow up appointment today. the doctor said my

A doctor has provided 1 answer
Dr. Amy Jean answered

Hyperthyroidism : Hyperthyroidism can affect your bones. Your doctor likely tested vitamin d to see your bone health. Most commonly, people don't get enough vit d in their diet and in the winter they are not exposed to sun enough so levels dip. People with celiac disease can also develop very low levels because it is not appropriately absorbed.

Answered 4/6/2022

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