b12 injection im or subq Cyanocobalamin (b12) 2,000 mcg/mL 30mL Conquer Pharma Intrav – My Store How to Give a B12
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This is a serious problem, because doctors often agree to prescribe only a single shot every few months
Pernicious Anemia: The Hematological Presentation of a Multifaceted Disorder Caused by Cobalamin Deficiency. Nutrients, vol

This can come from contaminated clothing, gear, or even pet fur, she says

Also, in most people, methyl and adenosyl B12 can inter-convert easily, so the exclusive supplementation of methyl B12 is enough in most cases
