THE PURSER WELLNESS REFERENCE
Understand your lab vocabulary.
205 approved laboratory references. Explore the exact ranges, units and context from Dr. Purser’s adult baseline.
15 entries
17-hydroxyprogesterone — lab reference
Female follicular <80; luteal <285; postmeno <51. Morning timing and stimulation testing may be needed.
Reproductive and Sex HormonesAndrostenedione — lab reference
Assay-specific and age-dependent.
Reproductive and Sex HormonesDHEA-S — lab reference
M 18-30: 105-728; F 18-30: 83-377. Values decline substantially with age.
Reproductive and Sex HormonesDihydrotestosterone (DHT) — lab reference
Method and units vary. Define clinical use before adopting a clinic target.
Reproductive and Sex HormonesEstradiol — lab reference
Female cycle-phase detail is on the next section. LC-MS/MS is preferred at low concentrations.
Reproductive and Sex HormonesEstrone — lab reference
Assay-specific, especially at low concentrations.
Reproductive and Sex HormonesFollicle-stimulating hormone (FSH) — lab reference
Interpret with age, ovarian status, testosterone/estradiol, and pituitary context.
Reproductive and Sex HormonesLuteinizing hormone (LH) — lab reference
Interpret with testosterone or estradiol, FSH, cycle phase, and pituitary context.
Reproductive and Sex HormonesPregnenolone — lab reference
No broadly accepted wellness target. Use exact assay and clinical indication.
Reproductive and Sex HormonesProgesterone — lab reference
Female phase detail is on the next section. Exogenous progesterone route/timing matters.
Reproductive and Sex HormonesProlactin — lab reference
Stress, sleep, nipple stimulation, medications, pregnancy, and macroprolactin matter.
Reproductive and Sex HormonesSex hormone-binding globulin (SHBG) — lab reference
Estrogen, thyroid, liver disease, insulin resistance, age, and medications affect SHBG.
Reproductive and Sex HormonesTestosterone, bioavailable — lab reference
Depends on total testosterone, SHBG, albumin, calculation, and assay.
Reproductive and Sex HormonesTestosterone, free — lab reference
Mayo example age 20-24: M 5.25-20.7; F <0.13-1.08. Declines with age and is method-dependent.
Reproductive and Sex HormonesTestosterone, total — lab reference
Morning collection preferred for men. Method and age matter; confirm unexpected low values.
