shbg (eclia)
Reproductive EndocrinologyBlood sampleResults 3-5 daysNo fasting
SHBG (ECLIA)
Sex Hormone Binding Globulin (SHBG) is a protein that carries sex hormones in the blood. This test measures its level and helps interpret testosterone results.
Sample
Blood
Results
3-5 days
Fasting
Not required
Follow-up
Optional add-on
What this test detects
SHBG (Sex Hormone Binding Globulin)
ECLIA · serum
Quantitative · nmol/L
When to get this test
Interpreting testosterone
Helps clarify how much testosterone is active versus bound, especially with borderline results.
PCOS and excess androgens
SHBG is often lower in PCOS and supports the overall hormone assessment.
Hormone imbalance
Part of a broader panel when investigating androgen-related symptoms.
How to prepare
01
No special preparation needed.
Common questions
Why is SHBG measured with testosterone?
SHBG binds testosterone, so knowing its level helps estimate how much testosterone is actually active in the body.
What lowers SHBG?
Conditions such as PCOS and other metabolic factors can lower SHBG. Results are interpreted together with your other hormone tests.