Thyroid (ft3 ft4 rt3)
What's included
3 tests · 3 biomarkersThyroxine, Free (Free T4)
1 biomarker
$10
Triiodothyronine (T3), Free
1 biomarker
$17
Reverse T3 Serum/Plasma
1 biomarker
$18
Your panel
labcorp
3 tests$45.00
Tests can be free with blood donation. See if we're live near you →
Same CLIA-certified labs your doctor uses