Reviewed: 13. Juli 2026
SHBG Sex Hormone-Binding Globulin (SHBG)
Unit: nmol/l
Quick Explanation
SHBG binds sex hormones in the blood and affects how much of them is freely available and active. The value is often measured together with testosterone to better estimate the actually active hormone fraction.
📊 Reference Values
ℹ️ Reference ranges may vary slightly between laboratories. Always compare your value with the reference range from your own lab report.
🔍 Possible Causes
Value too high — possible causes
- ·Thyroid overactivity
- ·Pregnancy
- ·Estrogen therapy
Value too low — possible causes
- ·Overweight
- ·Insulin resistance
- ·Underactive thyroid
This list shows possible causes — not a diagnosis. Only your doctor can correctly interpret your result.
🩺 Questions for Your Doctor
- →How does my SHBG value affect the interpretation of my testosterone?
- →Should free testosterone be calculated?
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Medical Disclaimer
The content on this page is for general information only and does not replace professional medical advice, diagnosis, or treatment. Always consult your doctor or pharmacist for health-related questions. Lab values should always be assessed in the context of your personal medical history.