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Life Extension Thyroxine-binding Globulin, TBG, serum Blood Test Life Extension health supplements discount

146.25 USD

146.25 USD

Thyroxine-binding globulin (TBG) is one of three proteins responsible for carrying the thyroid hormones thyroxine (T4) and triiodothyronine (T3) in the bloodstream.. Thyroxine-binding Globulin (TBG), serum Blood Test