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can b12 injections keep you awake Are Vitamin Shots Right for You? Do you know the benefits
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Contact your pharmacy for a replacement
Double-check that the insulin level lines up exactly with your dose marking
(PubMed) Laird E, O'Halloran AM, Molloy AM, et al

Production of haemoglobin is dependent on Vitamin B12, which cannot be made in the body and, therefore, must be obtained from the diet

Given that B12 is a water-soluble vitamin, the majority of an injected dose is excreted through urine, leaving only a small fraction for absorption
