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Research on the relationship between vitamin B12 and cancer is still in its early stages, and science-backed findings remain inconclusive

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Last reviewed: May 31, 2026 Last updated: May 31, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations