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Description
High-dose oral supplementation may be another treatment option, because consuming 1,000 g (1 mg) per day of vitamin B 12 orally should result in the absorption of about 10 g/day (1% of dose) by passive diffusion

To unpack why the mechanism matters for dosing: NNMT sits at a metabolic crossroads
doi: 10.3390/ijms22052394

Nutrition: Keep protein intake adequate and overall diet balanced to support metabolism and lean mass

Who Is a Suitable Candidate for Vitamin B12 Injections
