Also known as: Lavandula angustifolia, Silexan, lavandula
Latest evidence update: 2026-06-16
Strongest in Recency (100). Held back by Replication (59).
Solid mix of RCTs with some methodological gaps.
Good cross-study replication, some imprecision.
Tens of thousands of participants pooled across studies.
Studies agree on direction of effect.
Most studies are recent (last 2-3 years).
No quantified outcomes yet. Once we have studies with measurable endpoints, you will see per-outcome magnitude here.
Areas where research points to a consistent direction of effect. The strength of evidence is graded; the size of the effect is not quantified.
Recommended: Oral lavender oil (Silexan) 80 mg daily for anxiety. Aromatherapy uses inhaled essential oil. Anxiety effects build over 2 to 6 weeks.
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