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Triiodothyronine (FT3) Testing

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How to check your Triiodothyronine levels with a home fingerprick blood test kit

What Is A Triiodothyronine Test For?

A Triiodothyronine test is also known as a FT3, Free T3 or T3 test.

Triiodothyronine (T3) is the one of the two main hormones released by the thyroid gland. It's primary role is to regulate your body's metabolism as part of your endocrine hormone system.

This test measures the biologically active unbound form in the blood - Free T3 (FT3).

Increased or decreased levels indicate an imbalance and should be interpreted alongside other thyroid markers.

Buy Your Triiodothyronine Blood Test Online

Learn all about Triiodothyronine Testing:

What If Triiodothyronine Test Levels Are High?

What If Triiodothyronine Test Levels Are High?

A high free T3 result may indicate an overactive thyroid gland (hyperthyroidism).

Note that many medications including certain types of contraceptive birth control pills, and large doses of aspirin can interfere with total T3 test results.

However, in general, free T3 concentrations are affected much less by these medications.

What If Triiodothyronine Test Levels Are Low?

What If Triiodothyronine Test Levels Are Low?

A low free T3 results may indicate an underactive thyroid gland (hypothyroidism).

Note that many medications including certain types of contraceptive birth control pills, and large doses of aspirin can interfere with total T3 test results.

However, in general, free T3 concentrations are affected much less by these medications.

How To Test Triiodothyronine?

Health testing for Triiodothyronine levels in your blood

The Triiodothyronine (FT3) Test allows you to accurately check your levels of Triiodothyronine in a fingerprick blood sample.

You can check your Triiodothyronine levels by buying a home fingerprick blood test kit below. Your sample is then professionally analysed in an accredited laboratory for total reassurance. The Vitall Thyroid Function & Autoimmune Reaction Home Test Kit includes a Triiodothyronine test and is available for just £89.

Please see the following test kit:

Other Biomarkers Often Tested With Triiodothyronine

Why Take The Triiodothyronine Test?

Take control of your health without any of the inconvenience of going to the doctors with one of Vitall’s at-home blood tests.

Who Should Take The Triiodothyronine Blood Test?

using a home fingerprick blood test kit.

You get the convenience of home testing with the reassurance of professional clinical analysis. Your results are delivered quickly & securely online.

This Thyroid Function & Autoimmune Reaction Test is advised if you:

  • have a low sex drive & loss of libido;
  • are experiencing hair loss;
  • are overly sensitive to heat;
  • experience irregular periods;
  • experience poor memory;
  • experience tingling or pain in your hands;
  • experience unusual tremors;
  • find it difficult to sleep properly;
  • have a slower than normal pulse (heart rate);
  • have had weight gain;
  • have had weight loss;
  • have higher than normal heart rate;
  • have previously had borderline thyroid tests ;
  • often feel anxious for no reason;
  • struggle to gain weight;
  • suffer from chronic fatigue & tiredness;
  • suffer from constipation;
  • suffer from depression;
  • suffer from muscle cramps;
  • sweat excessively or have a fever;
  • want the convenience of home testing without waiting for a GP appointment;
  • need a high quality, clinically accredited test done in a professional clinical laboratory.

Take a complete health check-up with Vitall.

£89

How Much Do Thyroid Function And Autoimmune Reaction Tests Cost?

The Vitall thyroid function and autoimmune reaction test is available online for just £89. Your home test kit will be dispatched by free first class post for delivery to your door.

When you checkout to buy your thyroid function and autoimmune reaction test online we also offer additional options, including:

  • Upgrade to next day delivery of your home test kit for an additional £7.99.
  • Visit the Patient Reception in central London for just £25. Your thyroid function and autoimmune reaction test sample can be collected by a qualified nurse for immediate analysis.
  • Have a nurse visit you to collect the sample for your thyroid function and autoimmune reaction test, this is available within the M25 area for just £149.

Whichever option you choose at checkout, buying the best thyroid function and autoimmune reaction test online in the UK with Vitall ensures high quality results from an accredited laboratory.

Take control of your health today with one of Vitall’s home blood tests.

£89

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