poor b12 injection What You Need to Know About Vitamin Vitamin B12 Deficiency Anemia: Symptoms,

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hence, a deficiency can occur

(2006) A single-center, double-blinded, randomized controlled study to evaluate the relative efficacy of sublingual and oral vitamin B-complex administration in reducing total serum homocysteine levels

Key functions of vitamin B12 include: Haematopoiesis supporting the production of healthy red blood cells and preventing megaloblastic anaemia Neurological function maintaining the myelin sheath that protects nerve fibres and supports cognitive function DNA synthesis facilitating cell division and growth throughout the body Metabolism working alongside folate to convert homocysteine to methionine, an amino acid important for protein synthesis Deficiency in vitamin B12 can lead to serious health consequences, including pernicious anaemia, peripheral neuropathy, cognitive impairment, and in severe cases, irreversible neurological damage