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Proper diagnosis and treatment of Vitamin B12 deficiency are critical, yet sometimes complications can arise during therapy
However, physicians noticed these patients started losing weight when taking this medication
Vitamin B12 helps convert carbohydrates into glucose, which supports sustained energy release
According to British Society for Haematology (BSH) guidelines and NICE Clinical Knowledge Summaries (CKS), the primary beneficiaries include: Key patient groups who may require B12 injections include: Pernicious anaemia patients requiring lifelong hydroxocobalamin 1mg intramuscularly every 23 months following initial loading doses Patients with gastrointestinal disorders including those who have undergone gastrectomy or ileal resection, and patients with conditions affecting B12 absorption such as Crohn's disease or coeliac disease Strict vegans and vegetarians though oral supplementation is usually sufficient unless malabsorption is present Elderly patients who may have reduced gastric acid production affecting B12 absorption Patients taking certain medications including metformin (MHRA advises monitoring B12 levels in long-term users, particularly those with risk factors or symptoms), proton pump inhibitors, and H2-receptor antagonists long-term [6] Individuals with neurological symptoms such as paraesthesia, ataxia, or cognitive impairment related to B12 deficiency Pregnant women with confirmed deficiency (hydroxocobalamin for malabsorption
Have gastrointestinal conditions that impair nutrient absorption (e.g., IBS, celiac disease, or Crohns)
B12 shots deliver a concentrated dose of cobalamin directly into muscle tissue, making them especially valuable for individuals with absorption disorders
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