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A precursor folic acid molecule must interact with the enzyme MTHFR (methylenetetrahydrofolic acid) to become 5-methyltetrahydrofolic acid, the molecule that donates its methyl group to B12 so it can become Methyl-B12
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FDAs data integrity guidance describes data integrity as the completeness, consistency, and accuracy of data, and it discusses the ALCOA principles: attributable, legible, contemporaneously recorded, original or true copy, and accurate [8]
[DOI] [PMC free article] [PubMed] [Google Scholar] Kortam, Abdelrahman & Fateen (2020).Kortam M, Abdelrahman R, Fateen H
Some sites even claim it will help protect skin from damaging UV rays