Digestive Health
Butterbur
Petasites hybridus
A large-leaved European wetland plant used since ancient Greek medicine. Butterbur has real evidence for two specific uses — migraine prevention and seasonal allergies — but the raw plant contains pyr...
Helps with
- Real Evidence For Reducing Migraine Frequency When Taken Consistently — Comparable To Some Prescription Preventives In Studies
- Eases Seasonal Allergy Symptoms (Hay Fever) — Runny Nose, Itchy Eyes, Congestion
- Long Traditional European Use For Cough, Fever, And Pain
- Petadolex, A Standardized Pa-Free Butterbur Extract, Has Been The Most-Studied Preparation
Note Only use PA-free standardized preparations — raw butterbur and unverified products contain pyrrolizidine alkaloids that cause irreversible liver damage and have caused liver failure Note Even PA-free preparations have caused liver injury reports — in 2012, German and UK regulators withdrew several butterbur products over hepatotoxicity concerns