Vitamin B12
Research: 6/6Safety: 5/5$8/month
Essential vitamin for nerve function and energy metabolism. Critical for vegans. Deficiency causes fatigue and neurological issues.
Also known as: Cobalamin, Methylcobalamin
Evidence Scores
Research Quality6/6 — High-Quality Meta-Analyses
Safety5/5 — Proven Safe / Dietary Staple
Trust Index: 7/10Transparency Score
Full Disclosure: Affiliate link ahead. We get paid if you buy. Science says it works anyway.
Recommended Dose
500-1000mcg daily (if deficient)
Health Outcome Impact
Energy & Metabolism3/5
Mood & Stress3/5
Where to Buy
Monthly Cost:$8
Research References
Research last reviewed: 2026-02-16
Products last reviewed: 2026-03-02
Prices last updated: 2026-03-18
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