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Adverse effects of vitamin B12 injections Pro Research Analysisby Searched over 200M research papers Adverse Effects of Vitamin B12 Injections: Hypersensitivity and Anaphylactic Reactions Vitamin B12 injections, especially via the intramuscular route, are widely used to treat vitamin B12 deficiency
It is given only by a healthcare professional
When it was discovered that very high doses of B12 were required for older adults to minimize their MMA levels, we raised our recommendations for older adults
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