Free Triiodothyronine (FT3) Blood Test
Is it for you?
£52.00Terms and Conditions apply
- Thyroid Hormones
Thyroid Hormones (1 Biomarker)
Special instructionsIf you are taking a T3 containing medication take your test in the hour prior to your dose of medication. Do not take biotin supplements for 2 days prior to this test. If you are taking prescribed biotin you should discuss this with your doctor.
Other factors may influence your FT3 levels, such as your ability to convert T4 (thyroxine) to T3.
Why take this test?
- You have symptoms of an abnormal thyroid function
- You wish to check an already diagnosed thyroid condition
- You are having a test which includes TSH and FT4 and you wish to check your FT3 for a comprehensive view of your thyroid hormones
- You take T3 as part of your thyroid replacement and want to check your levels
Laboratories you can trust
Trusted by the NHS and private clinics alike, you can be sure of the highest testing standards from our fully accredited partner laboratories.
of your results
One of our team of doctors will review your results and give you personalised advice based on your medical history, lifestyle and health and fitness goals.
Discover the easy way to track your health through our online portal, my.medichecks.com. View your results with doctor's advice, monitor any changes over time and see the improvements you can make to your health with simple lifestyle changes.
Questions? Let us help
Our customer care team is on-hand to help you find the test that's right for you. Get in touch via phone, live chat or email.