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[1] Without intrinsic factor, dietary B12 cannot be absorbed effectively, leading to deficiency regardless of dietary intake
How often should I get B12 Shots for optimal results
Bacteriostatic water contains benzyl alcohol, which prevents bacterial growth
Generally, primary care physicians are not used to using the proper form or dose of B12 levels
Learn where to self-administer a B12 shot and how to do it painlessly This article was medically reviewed by Shari Forschen, NP, MA and by wikiHow staff writer, Amber Crain
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