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Who discusses Vitamin B12 (Methylcobalamin)?
Public protocol records on Supplement Engine for Vitamin B12 (Methylcobalamin), grouped by relationship type. Counts are not a measure of medical effectiveness — only of what we have verified in cited sources.
Verified public claims: 1
Distinct people: 1
Personal-use records: 0 · Discussion/research: 1 · Commercial/affiliation: 0
Protocol-overlap score 8/100 measures how often this supplement appears in our verified public records — not safety or efficacy. Methodology
Recommendations
Sourced recommendations — not the same as personal use.
- Michael Greger
Recommendation record · Not a personal-use claim
Source: Optimum Nutrient Recommendations — NutritionFacts.orgVerifiedDose sourcedLast checked: 2026-09-19 · Claim verified: 2026-09-19
Context
NutritionFacts optimum-nutrient page publishes Greger’s B12 supplementation schedule for plant-forward diets — a recommendation, not a personal-use diary. Cyanocobalamin preferred in that guidance.