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An injection is then only needed every three months to top up the supply
Injection site reactions typically clear within 24-48 hours
These side effects are usually mild and go away quickly
Correct Dosage of B12: UK Guidelines for Adults Vitamin B12 (cobalamin) is essential for red blood cell formation, neurological function, and DNA synthesis
Risks and Side Effects of B12 Injections Whilst B12 injections are generally considered safe due to the vitamin's water-soluble nature (excess is excreted renally), they are not without potential adverse effects
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