Passionflower for Sleep quality

Evidence grade C — Modest

Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.

1 at grade C — 1 graded row

What is known

Each outcome with its grade (how strong the evidence is, A to D), the size of the effect where the entry records one, and how often studies agree.

Outcome	Grade	Effect size	Agreement
Sleep qualityModest	Evidence grade C	Small	mixed

Read off the same rows as above. Nothing here is added that the entry does not itself record.

For sleep quality, Passionflower earns evidence grade C (small effect, mixed consistency) — the evidence is limited or mixed. Modest

It appears to increase GABA activity, producing mild anxiolysis and sedation.

Standardized extract or tea in the evening or before stressful events.

Generally safe; additive sedation with other depressants; avoid in pregnancy.

A mild, benign calming herb for anxiety and sleep. Modest but low-risk; don't stack with sedatives.

As the entry records it, from the studies it summarises. Not a recommendation for you — doses that suit a trial population may not suit you.

Entries that share this one's tags or conditions.

Passionflower for AnxietyEvidence grade C — Small trialsEvidence grade C
Lemon Balm for Sleep qualityEvidence grade C — Often combinedEvidence grade C
ApigeninThe chamomile flavone behind the bedtime-tea calm — mild, benign, thinly studied as an isolated supplement.Evidence grade C
Apigenin for Sleep / calmEvidence grade C — Chamomile-level evidenceEvidence grade C

This entry lists no references of its own — it is assembled from the entries it links to, whose sources are on their pages.

Last revised Jul 10, 2026. A grade is this entry's reading of the evidence, not medical advice.