Thyroid Biomarkers

Learn about key biomarkers related to thyroid health

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Thyroid Biomarkers

TSH (uIU/mL)

Hormonal
Optimal range: 0.5 - 2.0 uIU/mL

Also known as: Thyroid Stimulating Hormone, TSH test

5 testing methods 5 lifestyle factors Blood Serum

Basal Temperature (°C)

Hormonal
Optimal range: 36.5 - 37.0 °C

Also known as: Basal Body Temperature, BBT

4 testing methods 6 lifestyle factors Oral Cavity (Oral Thermometer)

Thyroid-Stimulating Hormone (TSH) (mIU/L)

Thyroid
Optimal range: 0.3 - 1.8 mIU/L

Also known as: Thyroid Stimulating Hormone, TSH test, Thyrotropin

4 testing methods 6 lifestyle factors Blood Serum

Thyroxine (T4) Free (ng/dL)

Gender specific Hormonal
Optimal range: 0.8 - 1.8 ng/dL

Also known as: Free T4, Free Thyroxine, T4 Free, Thyroxine, Total T4

4 testing methods 6 lifestyle factors Blood Serum

Triiodothyronine (T3) Free (pg/mL)

Gender specific Thyroid
Optimal range: 2.3 - 4.2 pg/mL

Also known as: Free T3, Triiodothyronine Free, FT3

2 testing methods 6 lifestyle factors Blood Serum
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