Thyroid Articles

image showing an active, energetic person previously and is now a tired, fatigued person with brain fog - illustrating symptoms associated with elevated reverse T3 and thyroid imbalance.
Understanding Reverse T3: Nature’s Thyroid Brake
by Dr Graham Johnson
Navigating Hypothyroidism Diagnosis
Navigating Hypothyroidism Diagnosis
by Lyn Mynott, Thyroid UK
Thyroid Tests with Cortisol and Magnesium. The Blue Horizon Difference.
Thyroid Tests with Cortisol and Magnesium. The Blue Horizon Difference.
by Dr Graham Johnson
Thyroid Blood Tests - Fingerprick or Whole Blood?
Thyroid Blood Tests - Fingerprick or Whole Blood?
by Dr Graham Johnson
Testing for an Overactive or Underactive Thyroid
Testing for an Overactive or Underactive Thyroid
by Dr Graham Johnson

Blue Horizon Premium Thyroid Profiles

Thyroid Premium Bronze
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Thyroid Premium Bronze blood test
£69.15
Number of Tests: 5
Est Turnaround Time: 1


This Enhanced basic check for Thyroid Health comes complete with Magnesium and Cortisol.

TSH, Free T4, Free T3, Magnesium, Cortisol





Thyroid Premium Silver
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Thyroid Premium Silver blood test
£118.15
Number of Tests: 7
Est Turnaround Time: 1


The addition of Thyroid Antibodies enable the Testing and Monitoring of Thyroid Autoimmune Disease.

TSH, Free T4, Free T3, Magnesium, Cortisol

Thyroid Peroxidase Antibodies, Thyroglobulin Antibodies



Thyroid Premium Gold
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Thyroid Premium Gold blood test
£130.15
Number of Tests: 12
Est Turnaround Time: 1


More Thyroid and Related Biomarkers. Our most popular Thyroid Profile. Go for Gold!

TSH, Free T4, Free T3, Magnesium, Cortisol

Thyroid Peroxidase Antibodies, Thyroglobulin Antibodies

Vitamin D (25-OH), Active Vitamin B12, Vitamin B9 (Folate), Ferritin, C-Reactive Protein.

Thyroid Premium Platinum
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thyroid premium platnum blood test
£191.15
Number of Tests: 18
Est Turnaround Time: 20


All the Gold Biomarkers, Plus Reverse T3 and HbA1C for even more detailed health analysis

TSH, Free T4, Free T3, Magnesium, Cortisol

Thyroid Peroxidase Antibodies, Thyroglobulin Antibodies

Vitamin D (25-OH), Active Vitamin B12, Vitamin B9 (Folate), Ferritin, Serum Iron, TIBC, Transferrin Saturation, C-Reactive Protein

Reverse T3, HbA1c