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The frequency of injections varies depending on your individual needs and the severity of deficiency
This includes people with pernicious anemia, a condition where the body lacks intrinsic factors, making it impossible to absorb B12 from food
1 2 J Neuropsychiatry Clin Neurosci
Dosing is extrapolated from preclinical models [1] [6]
long-term effects on NAD+ metabolism, liver function, and cardiovascular health are unknown
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