A member asked:

What are normal levels of vitamin d over 80 years?

A doctor has provided 1 answer

More than 32: Measured as 25 hydroxy vitd level it is recommended that it should be maitained over 32 ng/ml but there is a controversy among medical professionals and some recommend levels above 40 and others levels above 25 but in my view it should be above 32 and belw 50 ng/ml.

Answered 10/28/2013

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