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It should be given in a clean, clinical setting to reduce the small risk of infection or irritation at the injection site
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Doctor-Supervised B12 Injection Therapy | Energy & Metabolic Support Vitamin B12 (cobalamin) is an essential nutrient that supports energy production, red-blood-cell formation, and healthy nervous-system function
Vitamin B12 injections are medically necessary for patients with pernicious anemia, severe malabsorption syndromes, post-bariatric surgery absorption failure, or critically low B12 levels with neurological symptoms
Therefore, a 1,000 g oral dose would yield approximately 10 g of absorbed B12
