Estradiol, follicular phase — lab reference
In the reference guideRanges vary across the follicular phase and by assay.
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What’s searchable?Ranges vary across the follicular phase and by assay.
Ask your clinician to read this result with cycle timing and ovulation status.
Female cycle-phase detail is on the next section. LC-MS/MS is preferred at low concentrations.
Ask your clinician to read this result with estradiol, age, and cycle day.
Ask your clinician to read this result with testosterone or estradiol, FSH, cycle phase, and pituitary context.
Method-dependent; LC-MS/MS is preferred at very low values.
Cycle day and exogenous progesterone timing matter.
Ask your clinician to read this result with cycle day and symptoms.
Female follicular <80; luteal <285; postmeno <51. Morning timing and stimulation testing may be needed.
Negative acute-phase reactant; not a stand-alone nutrition marker.
Negative acute-phase reactant; affected by liver function and nutrition.
Acute-phase reactant. Menstruation, menopause, inflammation, liver disease, and iron therapy matter.
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