Final Thoughts vitamin B12 overdose is extremely rare , taking excessive amounts through supplements or injections may cause mild side effects in some individuals
This method is particularly effective for people with vitamin B12 deficiency, which is common in older adults, vegetarians, and individuals with certain medical conditions
Some medications can reduce the absorption of vitamin B12 including me dull, tobramycin, gentamicin, and other medications such as tributyl antihistamines
Increased expression of insulin/insulin-like growth factor-1 hybrid receptors in skeletal muscle of noninsulin-dependent diabetes mellitus subjects
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Current British Society of Gastroenterology guidance suggests considering a baseline upper GI endoscopy with biopsies in adults aged 50 or over with confirmed pernicious anaemia to document autoimmune gastritis