Riboflavin (B2) for Migraine frequency and Riboflavin (B2)
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.
Evidence brief
Riboflavin (B2) for Migraine frequency
Evidence grade B — 400 mg/day
Grade B1 graded outcomerevised 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.
Compound or practice
Riboflavin (B2)
A B-vitamin with one standout use: high-dose riboflavin genuinely prevents migraines.
Grade B2 graded outcomesrevised 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.
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.
| Outcome | Riboflavin (B2) for Migraine frequency | Riboflavin (B2) |
|---|---|---|
| Migraine frequency | Evidence grade BModerate effectmixed400 mg/day | Evidence grade BModerate effectmixed400 mg/day |
Graded only in Riboflavin (B2) for Migraine frequency
None — every outcome it grades is graded in both.
Graded only in Riboflavin (B2)
- Deficiency Large effectEvidence grade A
Conditions
Only in Riboflavin (B2) for Migraine frequency
None.
Only in Riboflavin (B2)
- Migraine ImprovesEvidence grade B
What each entry says about the other
- Riboflavin (B2) for Migraine frequency’s entry · Goes with: Read the full Riboflavin (B2) monograph
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.