Herb
Passionflower
A climbing vine with intricate blooms, taken as tea, traditionally used to quiet a busy mind and ease into sleep.
⤢📊 How it ranks (our editor score) — 74/100Tap to see the breakdown
🌱 What it is
Passionflower is a climbing vine with intricate, star-shaped flowers, most often dried and brewed as a soothing tea. It has long been used as a nighttime herb to help the mind unwind.
📜 Where it comes from
Passionflower is native to the Americas and was used by Indigenous peoples there before Spanish missionaries encountered it and gave it its name, seeing in its intricate blooms a reminder of the crucifixion. It was carried back to Europe, where herbalists adopted it into their own remedies for restlessness and sleeplessness by the nineteenth century. It has remained a favored nighttime herb in Western herbal tradition since.
✨ Why it's good for you
- May help support a calm, settled mind before bed
- May help support easing occasional tension
- May help support falling asleep more easily
- May help support relaxation after a stressful day
🥗 Nutrition
Per 1 cup brewed tea (240ml) · about 2 calories
- Flavonoids (chrysin, vitexin)
- Antioxidants
- Negligible macronutrients
Source: Nutrition estimate (per typical serving)
🥄 How to use it
Steep 1 teaspoon of dried passionflower in hot water for 10 minutes and drink a cup in the evening, or as needed for tension. It blends well with chamomile and lemon balm.
How much: A common amount is 1 teaspoon of dried herbA plant, or part of one, used for flavor, food, or gentle health support. More → per cup in the evening. Tinctures and capsules follow the product label; start low to see how it affects you.
Why it works: Traditionally used for anxiety and sleep disturbances.
Show full details & how to prepare it
Passionflower is a climbing vine crowned with one of the most intricate blossoms in nature, and its leaves and flowers have a long history of calming a restless, over-busy mind. People turn to it most for winding down at night and for easing the kind of tension that won't switch off.
It makes a mild, grassy teaA warm drink made by steeping herbs in hot water. How to make a tea → that pairs beautifully with chamomile and lemon balm. Because it encourages drowsiness, it's best taken when you can rest, not before driving, and not alongside sedatives or alcohol.
Ways to prepare it
🔬 Let's get technical
The scientific view, plainly reported. Hover a dotted word for its meaning.
What's in it
Passionflower's aerial parts contain such as , isovitexin, and , along with small amounts of harmala-type and trace cyanogenic compounds. Chrysin and vitexin are the constituents most often examined for central nervous system activity, while the alkaloid content is generally considered too low in typical preparations to be pharmacologically significant on its own.
Mechanism of action
Passionflower extracts have shown affinity for sites , and animal studies suggest the fraction, particularly , may increase GABAergic inhibitory tone in a manner broadly comparable to benzodiazepine-class , though at a different receptor location and with a milder effect. Some research also points to modulation of activity by minor constituents, which could theoretically affect serotonin and other monoamine levels, though this pathway is less well characterized in humans than the GABAergic one. The combined effect proposed for the whole extract is a calming, anxiolytic action without pronounced sedation at typical traditional doses, though isolated-constituent studies do not always translate directly to whole-plant preparations.
Current pharmacological applications
Passionflower has been studied in a modest number of small randomized trials for preoperative anxiety and generalized anxiety symptoms, several of which report benefit comparable to low-dose benzodiazepine comparators, though sample sizes are small and blinding is imperfect in some designs. Sleep-specific trials are fewer and often combine passionflower with other botanicals, making it difficult to isolate its individual contribution. The overall evidence is encouraging but preliminary, resting on a limited number of trials rather than a large, independently replicated body of research.
Every underlined word is collected on the technical glossary.
⚠️ Cautions
- Can cause drowsiness — don't drive after taking it, and abstain from alcohol and avoid combining with sedatives.
- Avoid in pregnancy.
- Those taking sedatives, blood thinners, or sleep or anxiety medication should be mindful of a possible interaction.
📚 Learn more
🌿 Deeper natural detail
💬 Ask Remy about Passionflower
📚 Resource confidence
Based on mentions in health references
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