High evidenceeffect size d = 0.85
Improves sleep onset and quality
Sources
- Effects of lavender on anxiety: a systematic review and meta-analysis (2019)
- Community herbal monograph on Lavandula angustifolia Mill., flos (2012)
Lavender for Better sleep
Lavandula angustifolia · Lamiaceae
Improves sleep onset and quality Evidence rated high (d = 0.85).
Want the full plant profile? See Lavender botanical profile →
I
How it works mechanism
Inhalation of lavender oil reduced sleep latency in 4 RCTs (n=412) and improved subjective sleep quality (PSQI) by 18% on average vs. placebo.
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Evidence cited sources
2 sourcesIII
Dosage & preparation
IV
Safety & cautions
warning · boys < 12, oral
Avoid in young boys (oral). Case reports of pre-pubertal gynecomastia with topical lavender + tea tree oil.
caution · CNS depressants
May potentiate effect of benzodiazepines, barbiturates, alcohol. Discuss with prescriber.
info · pregnancy
Pregnancy/lactation oral use: insufficient data. Topical aromatherapy generally considered low-risk.
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Other plants for Better sleep
8 alternatives
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Frequently asked
Is Lavender effective for Better sleep?
Improves sleep onset and quality Evidence is rated high with an effect size of d=0.85. See the Evidence section above for cited sources.
What is the recommended dose of Lavender for Better sleep?
Typical adult dose: 80.000 mg as Standardized capsule, 1 times daily. See the Dosage table for all forms. Always start at the lower end.
What are the safety risks of Lavender for Better sleep?
Avoid in young boys (oral). Case reports of pre-pubertal gynecomastia with topical lavender + tea tree oil. See the Safety section for the full list of contraindications and drug interactions.
How does Lavender compare to other plants for Better sleep?
See the alternatives section above — we list other species with documented effects on Better sleep, ranked by evidence quality.
Is this medical advice?
No. This is educational reference. Always consult a healthcare professional before using any herbal preparation, especially alongside prescription medication.
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