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Individuals must ensure they are eating foods containing B12 to prevent developing a B12 deficiency

B12 Intravenoso: International Prescribing Practices In some places, doctors use intravenous vitamin B12, called B12 intravenoso. These are given in a doctors office

Limited long-term human safety data for most compounds, with evidence generally drawn from short trials, animal studies, or research on a different indication

Methylcobalamin is preferred over cyanocobalamin (the synthetic form) in many clinical settings because it is the metabolically active coenzyme form of B12, meaning the body can utilise it immediately without further conversion