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

Follow-up Injections For ongoing benefits, we may recommend regular B12 injections as part of your wellness routine
If total homocysteine is normal, this corroborates the B 12 result
Benefits may include: Boosts energy and mental clarity Supports brain health and function Improves mood and reduces anxiety Supports cellular repair and longevity Enhances detoxification and healing Reduce brain fog Protects and repairs DNA, reducing DNA mutations which contribute to atherosclerosis, cancer, immunodeficiency, rheumatoid arthritis, and much more Lowers cholesterol Lowers blood pressure Strengthens the immune system Stimulates production of dopamine, serotonin, and noradrenaline, thereby improving moods Stimulates nitric oxide production, thereby improving blood flow in the body NAD+ and Anti-Aging Probably the most significant and least avoidable
For individuals with absorption issues or those who want a more efficient way to boost their B12 levels, injections provide a direct and effective method