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Hormones

Testosterone unit converter

Male sex hormone (separate ranges for men and women)

Also known as: Total testosterone, Serum testosterone, Testosterona, Testosterone totale

Converter

Enter a value in any unit and all other units fill in.

Worked example

14.55 nmol/L (middle of the reference range) = 420 ng/dL

Conversion formulas

ng/dLng/dL = nmol/L × 28.84nmol/L = ng/dL × 0.03467
µg/dLµg/dL = nmol/L × 0.02884nmol/L = µg/dL × 34.67
µg/Lµg/L = nmol/L × 0.2884nmol/L = µg/L × 3.467
ng/Lng/L = nmol/L × 288.4nmol/L = ng/L × 0.003467

Reference range

UnitAdultsMenWomen
nmol/L0.1 – 298.6 – 290.3 – 1.7
ng/dL2.884 – 836.5248.1 – 836.58.653 – 49.03
µg/dL0.0029 – 0.83640.248 – 0.83640.0087 – 0.049
µg/L0.0288 – 8.3642.48 – 8.3640.0865 – 0.4903
ng/L28.84 – 83642480 – 836486.53 – 490.3

Source: MedlinePlus (NLM): Testosterone · Last reviewed: 2026-10-14

Note from the source: Ages 17-50: men 8.6-29.0 nmol/L (249-836 ng/dL), women 0.3-1.7 nmol/L (8.4-48.1 ng/dL). Over 50: men 6.7-25.7 nmol/L, women 0.1-1.4 nmol/L (MedlinePlus)

Frequently asked questions

How do I convert Testosterone from nmol/L to ng/dL?

ng/dL = nmol/L × 28.84. In the other direction: nmol/L = ng/dL × 0.03467.

What is the reference range of Testosterone?

For adults the range is 0.1 – 29 nmol/L (MedlinePlus (NLM): Testosterone). Reference ranges differ between laboratories and partly by sex and age; use the range printed on your lab report.

Which units are used for Testosterone?

Common units are nmol/L, ng/dL, µg/dL, µg/L, ng/L.

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