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Daily injections of 12mg for rapid correction of significant deficiency, then weekly maintenance

Vitamin B12 is essential for overall health, and for many people, supplements are a simple way to maintain healthy levels, especially if diet or medical conditions make deficiency more likely

Factors such as individual risk assessment, potential side effects, timing of vaccination, and specific vaccine options need to be carefully evaluated

Additionally, mitochondrial energy metabolism and inflammatory cytokines pathways were unaffected or downregulated, and no changes in functional readouts like hand grip strength were observed