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Also known as: Utrogestan, Prometrium
Body-identical progesterone derived from plant sources and micronized for absorption. Used to protect the uterine lining in women taking oestrogen HRT. Can be taken orally or vaginally and is associated with better sleep and fewer side effects than synthetic progestogens.
This page contains self-reported experiences from the Narrated community — not clinical data. Outcomes are subjective. Always consult your doctor or specialist before starting, stopping, or changing any approach.
Total Reports
15
Median Score (Wk 8)
6/10
Would Continue
53%
Avg Duration
11 wk
Most Common Goal
sleep
Most Reported Side Effect
Dizziness (40%)
Based on self-reported community data. Scores use a 1–10 scale.
Regulatory status does not mean an approach is safe or unsafe. Laws vary by country — check your local regulations.
Women who reported on Micronized Progesterone mentioned using it for the following goals. This does not mean it is intended for or achieves any of these outcomes.
Aggregated patterns from 15 self-reported experiences with Micronized Progesterone.
53% of women said they would continue this protocol
6.4/10 average self-reported outcome score at week 8
Most commonly reported effects: Dizziness, Breast tenderness, Mood changes in first month, Drowsiness
Outcome Score Distribution (Week 8)
15 of 15 reports included a week 8 score
Would Continue Protocol
15 of 15 reports included this response
Reported Goals
Commonly Reported Effects
Percentage of reports mentioning each effect
Based on 15 self-reported experiences. This is community data, not clinical evidence. Individual outcomes vary. Discuss any intervention with your healthcare provider.
15 reports from women who tried Micronized Progesterone
Micronized Progesterone wasn't for me. After 12 weeks of trying, my insomnia and night waking were much the same. Moved on to something else.
I started Micronized Progesterone after dealing with difficulty falling asleep for months. By week 2 I noticed I felt a bit more like myself. At 12 weeks, I felt significantly better. Worth persevering through the first few weeks.
I gave Micronized Progesterone a fair trial for my insomnia and night waking. Some improvement in hot flashes reduced a bit but the weight didn't shift persisted. Not a miracle but not nothing either.
I was sceptical about Micronized Progesterone but desperate with my weight gain and low mood. Slow start honestly. By week 6, I felt significantly better. It's been a real game-changer for me.
I tried Micronized Progesterone for night sweats and anxiety but the results were mixed. things started to shift slightly, but the initial improvement plateaued. Worth trying but manage your expectations.
Research context compiled from published sources
Binds to progesterone receptors in the endometrium, preventing oestrogen-driven hyperplasia. Micronization increases bioavailability. Metabolites (allopregnanolone) act on GABA receptors, contributing to its sedative and anxiolytic properties.
Well Studied
Extensive human research over many years, including randomized controlled trials.
Well Characterized
Decades of long-term safety data available from human use.
Dose ranges from published research. Individual dosing should be determined with your healthcare provider based on your specific circumstances.
Factual research context from published sources — not a safety assessment or recommendation. Research classifications may change as new data emerges.
Other approaches tracked on Narrated.
Data last updated: March 27, 2026