Starting at
$79
Walk-In Lab
Lowest PriceOnlineThyroxine-Binding Globulin (TBG) Serum Test
The TBG Serum Test measures the level of TBG, a protein that moves thyroid hormone throughout your body.
Updated 7/22/2025
$79
Order TestThe TBG Serum Test measures the level of TBG, a protein that moves thyroid hormone throughout your body.