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Description
Your body doesn't make B12 on its own, you get it from animal foods (meat, fish, eggs, dairy) or from supplementation

Vitamin deficiencies arise when dietary intake, absorption, or metabolic conversion of specific micronutrients is insufficient
Kuo W, Odenwald MA, Turner JR, Zuo L (2022) Tight junction proteins occludin and ZO-1 as regulators of epithelial proliferation and survival

Avoid taking it with meals containing dairy or caffeine, as these may interfere with absorption

[DOI] [PubMed] [Google Scholar] Perry S.J., Schofield M.A., MacFarlane M., Lock E.A., King L.J., Gibson G.G., Goldfarb P.S
