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Both are prohibited in competitive sports

B12 is an essential water-soluble vitamin that the body cannot produce, requiring dietary intake or supplementation It acts as a cofactor for enzymes involved in DNA synthesis, red blood cell production, and neurological function Deficiency causes megaloblastic anaemia and can lead to irreversible neurological damage including demyelination B12 is naturally found almost exclusively in animal-based foods

Regular monitoring can help you identify any cognitive or mood shifts

While there may be minor swelling or discomfort at the injection site, this typically subsides quickly