What Is a Normal Progesterone Level?
Normal ranges: Progesterone (Follicular) <1.0 ng/mL; Progesterone (Luteal) 1.8–24 ng/mL; Progesterone (Postmenopausal) <1.0 ng/mL. Values outside these ranges may point to a condition that needs further evaluation.
Reference Range Table
| Marker | Low | Normal | High |
|---|---|---|---|
| Progesterone (Follicular) | N/A | <1.0 ng/mL | N/A |
| Progesterone (Luteal) | Below 1.8 ng/mL — anovulation likely | 1.8–24 ng/mL | Above 24 ng/mL — possible pregnancy |
| Progesterone (Postmenopausal) | N/A | <1.0 ng/mL | N/A |
What Affects Your Results
Menstrual cycle phase (progesterone peaks 7 days after ovulation), pregnancy, birth control pills (suppress progesterone), hormone replacement therapy, and time of day.
When to Retest
For ovulation confirmation, test on cycle day 21 (or 7 days post-ovulation). For monitoring, per your provider's schedule.
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