A member asked:

If i'm getting blood work done to check vitamin d, testosterone, at 7:45 am, am i supposed to eat before and how long? nurse didn't tell me

A doctor has provided 1 answer
Dr. Joseph Mathews answered

Specializes in Internal Medicine - Endocrinology

Doesn't Effect It: Testosterone and vitamin d levels do not need to be drawn in a fasting state. So you can eat at anytime.

Answered 10/28/2013

4.8k views

Thank

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