Follicle-stimulating hormone (FSH) — lab reference
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THE PURSER WELLNESS ENCYCLOPEDIA
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What’s searchable?Ask your clinician to read this result with age, ovarian status, testosterone/estradiol, and pituitary context.
M 18-30: 105-728; F 18-30: 83-377. Values decline substantially with age.
Female follicular <80; luteal <285; postmeno <51. Morning timing and stimulation testing may be needed.
Methods and units vary. Ask why DHT was measured and whether a target is relevant to your health question.
No broadly accepted wellness target. Ask your clinician to use exact assay and clinical indication.
Ovarian reserve marker, not egg quality. PCOS and hormonal treatments may affect interpretation.
May assist selected fertility evaluations; not a routine wellness marker.
Ask your clinician to use exact assay cutoff and clinical indication.
Age, sex, nutrition, liver disease, diabetes, and assay matter.
Sodium intake, posture, potassium, time, medications, and renin method are essential.
Direct renin and plasma renin activity are not interchangeable.
Screening cutoff depends on units, method, medications, potassium, and collection protocol.
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