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*The New England Journal of Medicine*, 357(3), 266-281
Because B12 supports nerve health, a deficiency can affect how clearly you think, process information, and recall things
Strictly intended for in-vitro and controlled laboratory research
Methionine synthase is involved in converting homocysteine to methionine, supporting DNA methylation and cell division
The sub-30-minute plasma half-life is the pharmacokinetic basis for twice-daily dosing, though no human study has confirmed this produces better outcomes
Clinical trials confirmed no negative effects on carbohydrate metabolism
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