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Hormones

Growth hormone unit converter

Pituitary hormone driving growth (random level; IGF-1 better for screening)

Also known as: GH, Somatotropin, hGH

Converter

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

Worked example

4.025 ng/mL (middle of the reference range) = 182 pmol/L

Conversion formulas

pmol/Lpmol/L = ng/mL × 45.2ng/mL = pmol/L × 0.02212
pg/mLpg/mL = ng/mL × 1000ng/mL = pg/mL × 0.001
nmol/Lnmol/L = ng/mL × 0.0452ng/mL = nmol/L × 22.12
µg/dLµg/dL = ng/mL × 0.1ng/mL = µg/dL × 10
ng/dLng/dL = ng/mL × 100ng/mL = ng/dL × 0.01

Reference range

UnitAdultsMenWomen
ng/mL0.05 – 80.05 – 30.05 – 8
pmol/L2.26 – 361.62.26 – 135.62.26 – 361.6
pg/mL50 – 800050 – 300050 – 8000
nmol/L0.0023 – 0.36160.0023 – 0.13560.0023 – 0.3616
µg/dL0.005 – 0.80.005 – 0.30.005 – 0.8
ng/dL5 – 8005 – 3005 – 800

Source: MedlinePlus (NLM): Growth hormone test · Last reviewed: 2026-10-14

Note from the source: Men 0.05-3 ng/mL, women 0.05-8 ng/mL; secreted in pulses, random values are of limited use (MedlinePlus)

Frequently asked questions

How do I convert Growth hormone from ng/mL to pmol/L?

pmol/L = ng/mL × 45.2. In the other direction: ng/mL = pmol/L × 0.02212.

What is the reference range of Growth hormone?

For adults the range is 0.05 – 8 ng/mL (MedlinePlus (NLM): Growth hormone test). Reference ranges differ between laboratories and partly by sex and age; use the range printed on your lab report.

Which units are used for Growth hormone?

Common units are ng/mL, pmol/L, pg/mL, nmol/L, µg/dL, ng/dL.

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