Total T3

MeasuredUseful

All the active thyroid hormone in your blood, bound and free.

Affected by pregnancy and other proteins, so free T3 is usually preferred.

Part of

Thyroid Profile

How we rate it: Useful

Worth doing for a specific reason: a risk factor, a symptom, an age group.

This rating and the description above were written against published screening guidelines by someone who is not a clinician, and are awaiting review by one. We would rather say that than imply an authority we do not have.

Check-ups that include it

In 50 of the 93 check-ups we track, 54%. Cheapest first.

and 38 more.

Also sold as

Every one of these names refers to this same test. Resolving them to one canonical entry is what makes an honest comparison possible.

t3
t3 total
t3 total tri iodothyronine
tota ltriiodothyronine t3
total t3
total triiodothyronine
total triiodothyronine t3
triiodothyronine
triiodothyronine total

Information here is for comparing packages, not for diagnosing yourself. Talk to a doctor about which tests you actually need.