LabwiseTestosterone, Bioavailableng/dL
Bioavailable testosterone is the free portion plus the part loosely bound to albumin, the fraction tissues can use.
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What Testosterone, Bioavailable measures
Bioavailable testosterone is the free portion plus the part loosely bound to albumin, the fraction tissues can use.
If your Testosterone, Bioavailable is low
Bioavailable testosterone below the range is commonly associated with older age, higher body weight, high SHBG, illness or medications; the draw should be in the morning.
Commonly associated with
- Older age
- Higher body weight
- High SHBG
- Chronic illness
- Opioid or steroid medications
If your Testosterone, Bioavailable is high
Bioavailable testosterone above the range is commonly associated with testosterone therapy, low SHBG or, in women, polycystic ovary syndrome.
Commonly associated with
- Testosterone therapy
- Low SHBG
- Polycystic ovary syndrome
- Anabolic steroids
Typical reference range
| Group | Typical range |
|---|---|
| Women | 0.8 – 10 ng/dL |
| Men | 110 – 575 ng/dL |
Typical adult values used by many US labs. Your own report prints the range your lab validated for its method, and that range is the one that counts. Labwise always uses the printed range first.
If it is within range
Your bioavailable testosterone is within the range printed by your lab.
Also listed as
Bioavailable Testosterone, Testosterone, Bioavail, Bioavail Testosterone, Testosterone,Bioavailable
Related tests
This page is general information about what a laboratory test measures and what results outside a reference range are commonly associated with. It is not medical advice, does not diagnose any condition and does not replace your clinician. Discuss your results with your healthcare provider.