T4 Total (Total Thyroxine) is a measure of the total amount of the hormone Thyroxine (T4) circulating in the blood. T4 is the main hormone produced by the thyroid gland and plays a critical, though largely inactive, role in the overall metabolic function of the body.
Measure your Total T4 (Thyroxine) levels! This foundational thyroid test assesses the total amount of T4 hormone produced by your thyroid gland. T4 is vital for metabolism, energy, and growth. Understand how your Thyroid Profile test results relate to T4. Essential for initial screening of thyroid disorders like hypo- or hyperthyroidism. Note: Free T4 offers a more accurate view of active hormone levels. Check your T4 status!