Supplements
Vitamin B2 (Riboflavin)
Overview Riboflavin (vitamin B2) is the precursor to FMN and FAD, flavocoenzymes involved in over 100 enzymatic reactions, critically within the mitochondrial electron transport chain. Its strongest clinical application is migraine prophylaxis at 400 mg/day — among the best-supported…
By Kristopher Crawford
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08 May 2026
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1 min read
Overview Riboflavin (vitamin B2) is the precursor to FMN and FAD, flavocoenzymes involved in over 100 enzymatic reactions, critically within the mitochondrial electron transport chain. Its strongest clinical application is migraine prophylaxis at 400 mg/day — among the best-supported…
In the full monograph
- What it is, and how it works
- What the evidence shows — randomized trials, observational data, animal studies, graded and cited
- Dose, form, and timing
- What to expect, and how soon
- Who should be careful, and what to check first
- The verdict
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