Why you might see this term
SHBG helps put a total testosterone value in context because changes in binding proteins affect how much hormone is available to tissues.
What to keep in mind
It is not a direct fertility measure. Medicines, thyroid function and other health factors can influence the level.
Sources & further reading
Prepared by ProFertility · Updated 23 October 2026.
Educational information based on the linked sources. This explanation is not an individual diagnosis or a treatment recommendation. A term appearing here does not mean the test is necessary or included in a particular kit.
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