Some contraindications (reasons not to take B12 shots) include: Allergies to cyanocobalamin or methylcobalamin Kidney or liver disease Eye issues, especially if you have Lebers disease A current infection If youre taking medication related to bone marrow You should talk to your doctor about the above conditions before getting B12 injections
Phase 2 trial data (Jastreboff et al., NEJM 2023) demonstrated average weight reductions of approximately 1724% over 48 weeks notably higher than currently approved GLP-1 receptor agonists such as semaglutide, though direct comparisons are limited by differences in trial populations and designs
Despite its importance, B12 deficiency is relatively common, especially among the elderly, vegans, and people with certain medical conditions
Understanding taste dysfunction in patients with cancer
PubMed Krivic, A., Anic, T., Seiwerth, S., Huljev, D., Sikiric, P
Injections are necessary when your body cannot properly absorb vitamin B12 from your digestive system