Butterbur: benefits by goal, the dosage that worked, and the supplements ranked

What the 3 human studies of butterbur we graded show for each goal, the dose that worked, and the products that hold it. This page is educational, not medical advice.

Human studies graded
3
Goals with an improvement
1
Products
1
Ranked
1
Biohacker opinions
4/10

Butterbur benefits, by goal: what the studies show

Members OnlyThe top 1 of 1 goals
GoalWhat the studies showStudiesDose that worked
Lungs and BreathingImproved in studies 3 studies, 1 showed an improvement, 1 pooled analysis350 mg

Butterbur supplements, ranked by the human studies

Members OnlyThe top 1 of 1
NOW Butterbur bottle
150 mg · graded for Lungs and Breathing · 87% of 3,237 reviews positive · $15 a month

Butterbur dosage: how much per day

The dose that worked in the studies, and the upper limit

The studies taken by mouth that showed an improvement gave 50 mg a day.

Biohacker panel

Members OnlyWhat our 10 biohackers say about butterbur
Recommend or use it3 of 10

Dr. Eric Berg, 25 Aug 2026: Recommends 75 mg of butterbur twice a day for migraine prevention. Source

Siim Land, 22 Sep 2021: Mentions butterbur, a shrub used in traditional medicine, as a recommendation for allergies. Source

Dr. Mark Hyman, 6 Sep 2021: Notes that butterbur is a histamine blocker and is used for migraines because it works at a med level. Source

Dave Asprey: Recommends butterbur root or leaf extract to open sinuses, reduce nasal inflammation, and help drain mucus, suggesting 1 tablet of 8 mg petasin extract two to three times a day for allergy symptoms. They warn against eating raw butterbur due to pyrrolizidine alkaloids (PAs) and advise looking for PA-free supplements. Source

What they said, newest first, one statement each.

Questions people ask

Members OnlyAnswered from the figures on this page

What is butterbur good for?

By the human studies we graded, butterbur shows an improvement for lungs and breathing.

Butterbur for lungs and breathing: what do the studies show?

In the human studies of butterbur we graded for lungs and breathing: 3 studies, 1 showed an improvement, 1 pooled analysis. The dose that worked: 50 mg a day.

How much butterbur per day?

The studies taken by mouth that showed an improvement used 50 mg a day.

When should I take butterbur?

The label of the one butterbur product we graded says to take it split into two or more doses a day.

Can I take butterbur with my meds?

Some supplements can change how meds work or are absorbed. Members have every product checked against the meds in their Health Profile before it joins their protocol.

Educational, not medical advice. Figures come from the human studies on PubMed we have graded; a study counts for a form when it names the form it used. Updated as new studies arrive. How we grade →