The Thrive Journal · Advanced care
Perimenopause, hormones and mood: the gap between two specialties
By Jay Borrego, DNP, PMHNP-BC, CRNA · Written and clinically reviewed by the author · Published September 2026 · Last clinical review: September 3, 2026 · Coral Gables, FL
Perimenopause is where psychiatry and gynecology wave at each other across a canyon. The gynecologist says "your labs are normal." The psychiatrist adds an antidepressant. Nobody treats the actual mechanism — fluctuating estrogen acting on a brain that regulates mood, sleep and temperature with it.
Why "normal labs" mislead
Perimenopausal hormone levels swing week to week, so a single draw can look normal on the worst month of your life. Diagnosis is clinical: age, cycle changes, sleep fragmentation, new-onset anxiety or rage, brain fog. Labs rule things out — thyroid, iron, B12 — more than they rule perimenopause in.
What actually helps
The honest menu: hormone therapy for the right candidates (with real risk counseling), antidepressants that work on vasomotor symptoms and mood together, sleep repair, and re-testing on a schedule instead of guessing. Sometimes the answer is hormonal, sometimes psychiatric, usually both in sequence — which is why treating them in one chart matters.
Thrive Hormones is built exactly for this gray zone: symptoms tracked, moods measured, targets your cardiologist would approve of.
This article is educational and not a substitute for an evaluation. Individual results vary.
References
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Maki PM, et al. Guidelines for the Evaluation and Treatment of Perimenopausal Depression. J Womens Health. 2019;28(2):117-134.
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The Menopause Society. The 2022 Hormone Therapy Position Statement. Menopause. 2022;29(7):767-794.
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Freeman EW, et al. Associations of hormones and menopausal status with depressed mood in women with no history of depression. Arch Gen Psychiatry. 2006;63(4):375-382.