Moderate evidenceeffect size d = 0.60
Reduces pre-procedural and generalized anxiety
Sources
- A double-blind, placebo-controlled investigation of the effects of Passiflora incarnata (2011)
Passionflower for Stress & anxiety
Passiflora incarnata · Passifloraceae
Reduces pre-procedural and generalized anxiety Evidence rated moderate (d = 0.60).
Want the full plant profile? See Passionflower botanical profile →
I
How it works mechanism
Likely GABAergic via flavone glycosides (vitexin, isovitexin). Small but consistent clinical signal.
II
Evidence cited sources
1 sourceIII
Dosage & preparation
IV
Safety & cautions
warning · pregnancy
Pregnancy: avoid (uterine stimulant in animal studies).
caution · MAOIs
Theoretical interaction; clinical reports limited.
V
Other plants for Stress & anxiety
8 alternatives
VI
Frequently asked
Is Passionflower effective for Stress & anxiety?
Reduces pre-procedural and generalized anxiety Evidence is rated moderate with an effect size of d=0.60. See the Evidence section above for cited sources.
What is the recommended dose of Passionflower for Stress & anxiety?
Typical adult dose: 250.000–1000.000 mg as Standardized capsule, 1–4 times daily. See the Dosage table for all forms. Always start at the lower end.
What are the safety risks of Passionflower for Stress & anxiety?
Pregnancy: avoid (uterine stimulant in animal studies). See the Safety section for the full list of contraindications and drug interactions.
How does Passionflower compare to other plants for Stress & anxiety?
See the alternatives section above — we list other species with documented effects on Stress & anxiety, 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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