This is a test to measure levels of IGF-BP3 in your blood.
No, we do not recommend taking biotin supplements for two days before the IGF-BP3 Blood Test. If you have been prescribed biotin, please discuss this with your doctor.
Prepare for your IGF-BP3 Blood Test by following these instructions. Do not take biotin supplements for two days before this test, discuss this with your doctor if it is prescribed.