Migraine

Every intervention in the library graded against Migraine — 6 links, strongest claim first. Each is the entry’s own reading of the evidence, not advice for anyone in particular.

Feverfew on Migraine

May improveGrade C — limited — small or mixed studies

Prophylactic

Read the Feverfew entry · Everything it is graded against

Improves2 links

Butterbur
PA-free only
Evidence grade B
Riboflavin (B2)
Prophylactic, high-dose
Evidence grade B

May improve4 links

Magnesium
Prophylactic; 400–600 mg
Evidence grade B
Caffeine + L-Theanine
Acute adjunct at onset; chronic overuse triggers rebound headaches
Evidence grade C
Feverfew
Prophylactic
Evidence grade C
Magnesium L-Threonate
General magnesium-repletion evidence — any form works here
Evidence grade C

Compare Butterbur and Riboflavin (B2) side by side →

Directions and grades are read from each intervention’s own entry in this library. They describe the evidence for a link, not what anyone should take, and they are no substitute for a clinician who knows the person.