Thyroid Profile

Our comprehensive thyroid test.

Sample
Blood
Collection
Venous draw at clinic; also home kit £199
Results in
1 day
Biomarkers
3
Tests for
  • FT3
  • Free T4
  • FT4/TSH

Test specifications

Provider
Better2Know
Sample type
blood
Collection method
venous draw at clinic; also home kit £199
Turnaround time
1 day
Biomarkers tested
3
At-home test
No
Doctor reviewed
No
Gender focus
Both

What's tested

3 biomarkers as listed by Better2Know.

Thyroid

  • FT3

Thyroid function

  • Free T4
  • FT4/TSH

About this test

Three reasons this Thyroid Profile test is right for you

  • This test provides a complete evaluation of your thyroid function, helping detect underactive or overactive thyroid conditions

  • It is useful for individuals experiencing symptoms such as fatigue, weight changes, or mood disturbances

  • Results allow your healthcare provider to tailor treatment plans for optimal thyroid hormone balance

What is the Thyroid Profile test?

Thyroid Profile measures three key hormones in your blood: Free T3 (triiodothyronine), Free T4 (thyroxine), and Thyroid Stimulating Hormone (TSH). These tests provide a detailed picture of thyroid gland function and help diagnose conditions such as hypothyroidism or hyperthyroidism.

This test is often recommended for:

  • Individuals with symptoms suggestive of thyroid dysfunction, such as fatigue, weight gain/loss, or hair changes

  • Patients with a family history of thyroid disease

  • Monitoring thyroid function during treatment with thyroid medications

  • Screening for thyroid abnormalities as part of routine health checks

What are the symptoms of thyroid dysfunction?

Symptoms vary depending on whether your thyroid is overactive or underactive. Common signs include:

  • Fatigue or lack of energy

  • Unexplained weight gain or loss

  • Sensitivity to cold or heat

  • Hair thinning, dry skin, or brittle nails

  • Palpitations, anxiety, or tremors in cases of overactive thyroid

  • Swelling at the neck (goitre) or changes in voice

How does the Thyroid Profile test work?

A blood sample is taken and analysed for Free T3, Free T4, and TSH levels. TSH is produced by the pituitary gland and regulates thyroid hormone production, while Free T3 and Free T4 represent the active thyroid hormones available in your blood. The combination of these results gives a clear picture of thyroid function and helps guide treatment decisions.

What can I expect at my appointment?

Your appointment involves a standard blood draw performed by a trained healthcare professional. The procedure is quick, safe, and minimally invasive.

Results are typically available within 1 day. You will receive a report showing your FT3, FT4, and TSH levels, along with reference ranges and guidance on any follow-up or treatment if required.

Are there any risks with this test?

This is a routine blood test and is very safe. Most people experience only mild discomfort at the needle site.

Minor bruising or tenderness may occasionally occur. Serious complications are extremely rare. Seek medical advice if you feel unwell after the test.

How do I schedule my appointment?

To book your appointment, click the "Book Your Appointment" button at the top of the page. Select your preferred clinic, date, and time, and we will guide you through the process.

Description provided by Better2Know.

Our editorial score

Compare Health Test Score
Editorial confidence: 9.0/10

Score breakdown

  • Clarity and documentation 9.0/10

    The listing publishes a detailed description, the full biomarker list, a stated turnaround, clear collection options, the sample type; it does not state what the report looks like.

  • Clinical depth 7.2/10

    3 biomarkers, placing it in the 44th percentile of thyroid tests we track.

  • Collection convenience 5.0/10

    Requires a venous draw at a clinic; results within 2 days.

  • Results and follow-up 4.5/10

    Results are not doctor-reviewed as standard.

  • Trust signals 6.5/10

    Trustpilot 4.2 from 775 reviews; CQC registered; trading 18+ years.

  • Value for money 2.0/10

    £250.00 against a median of £65.00 for the 37 similarly sized thyroid tests we track (+285%).

View all →

Thyroid Function Blood Test

Monitor your thyroid health and detect any imbalances with our Thyroid Function Blood Test. Whether you're managing an existing thyroid condition, exploring symptoms, or simply seeking peace of mind, this test provides the key insights to support your wellbeing.

  • At-home test
9.0 / 10 Strong thyroid testing option

Thyroid Blood Test

Checks the three core thyroid markers, TSH, free T4 and free T3, used to help assess an underactive or overactive thyroid. Suited to anyone with possible thyroid symptoms who wants more than a single TSH reading.

  • At-home test
8.9 / 10 Full TSH, FT4 and FT3 panel at the group median price