Ingredient profile · Updated July 27, 2026

Passionflower: evidence, safety, and supplement-label guide

Also known as: Passiflora incarnata

Passionflower has limited human research for anxiety-related symptoms, but it has not been shown to treat sciatica, neuropathy, or nerve damage.

Buyer takeaway

A supplement that identifies Passionflower clearly, discloses the relevant form and amount, and shows the complete serving is easier to compare. We found one reviewed product that can help you put those checks into practice.

Buyer shortcut

Shopping for a supplement with Passionflower?

The ingredient name gets a product onto your shortlist. The label, amount, formula transparency, package value, and seller terms determine whether it deserves to stay there. Right From Shelf has already reviewed a product that list Passionflower.

Affiliate disclosure: We may earn a commission if you purchase through an offer link below, at no extra cost to you.

Product match

NervEase

NervEase discloses 145 mg of passionflower per two-capsule serving.

Verify the current bottle label, price, shipping, and return terms on the seller's page.

What is Passionflower?

Passionflower is a climbing vine used in traditional calming preparations. Supplements may use different aerial parts, extracts, and concentrations.

What does the evidence actually show?

NCCIH describes the research as limited and notes that conclusions remain uncertain. A calming effect, if present, would not establish repair of a compressed or damaged nerve, and no located trial tested the finished NervEase formula.

Evidence boundary

Research on an isolated ingredient does not prove that a finished supplement works. The form, dose, duration, population, other ingredients, and measured outcome must be comparable.

Safety and interaction considerations

Possible effects include drowsiness, dizziness, and confusion. It can interact with anesthesia and other sedating substances; NCCIH advises against use during pregnancy.

Dietary supplements can interact with medicines and may not be appropriate during pregnancy, nursing, before surgery, or with certain health conditions. This page provides general information, not individualized medical advice.

How to evaluate it on a Supplement Facts label

  1. Which plant part and extract are used?
  2. Is the extract standardized?
  3. Is the 145 mg amount comparable with relevant human research?

If the ingredient sits inside a proprietary blend, the total blend weight does not reveal the ingredient's individual dose. That uncertainty prevents a reliable comparison with most clinical research.

Smart purchase check

A buyer-friendly Passionflower product should make three things easy

1. Identify the form

The species, plant part, compound, or extract should be specific enough to compare.

2. Understand the amount

An individual daily amount is more useful than an ingredient name hidden inside a proprietary blend.

3. Verify the offer

Serving count, total price, shipping, subscription status, and written return terms should be visible before payment.

Compare these checks in our NervEase review →

Frequently asked questions

What is Passionflower?

Passionflower is a climbing vine used in traditional calming preparations. Supplements may use different aerial parts, extracts, and concentrations.

What does the evidence show about Passionflower?

NCCIH describes the research as limited and notes that conclusions remain uncertain. A calming effect, if present, would not establish repair of a compressed or damaged nerve, and no located trial tested the finished NervEase formula.

What should buyers check on a Passionflower label?

Which plant part and extract are used? Is the extract standardized? Is the 145 mg amount comparable with relevant human research?

Sources

By Right From Shelf Editorial Team · General information, not medical advice · Reviewed July 27, 2026