Feverfew and Migraine frequency: what the evidence supports
Each entry’s own grades, side by side. A grade says how strong the evidence is for one outcome — it does not rank one entry over the other.
Compound or practice
Feverfew
A migraine-prevention herb with modest, inconsistent trial support.
Grade C1 graded outcomerevised Jul 10, 2026
A structured monograph in Prometheus's bundled library. Its grades are the monograph's own reading of the evidence, not a peer-reviewed review.
Outcome map
Migraine frequency: what the evidence supports
2 graded interventions for migraine frequency, ranked by strength of evidence.
Grade B2 graded outcomesrevised Jul 10, 2026
Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.
Graded in both
Outcomes are matched by name. Two entries can describe the same outcome in different words, so one listed further down may still be graded in the other.
No outcome has the same name in both entries. They may still overlap under different wording — read the two lists below.
Graded only in Feverfew
- Migraine frequency Small effectEvidence grade C
Graded only in Migraine frequency: what the evidence supports
- Riboflavin (B2) Moderate effectEvidence grade B
- Feverfew Small effectEvidence grade C
Conditions
Only in Feverfew
- Migraine May improveEvidence grade C
Only in Migraine frequency: what the evidence supports
None.
What each entry says about the other
- Migraine frequency: what the evidence supports’s entry · Goes with: Grade C
Both columns are read from the entries as they stand in this library. A comparison is not advice to take either one, and it is no substitute for a clinician who knows the person.