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The intranasal formulations are not approved to treat acute B12 deficiency
Its important to know the possible side effects, from mild injection site reactions to rare serious allergies
Brief History of B12 Recommendations for Vegans Government recommendations for B12 are created with the assumption that people receive multiple doses of B12 from foods throughout the day
Selected References United States Pharmacopeia
Transport chemicals using appropriate containers and equipment to prevent spills and leaks
Hydroxocobalamin is the preferred B12 formulation in the UK due to its longer duration of action compared to cyanocobalamin
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