how often should vitamin b12 injections be given you actually having injections? The answer dep how often do you take

Clinically, however, the evidence is mixed : Vitamin B12 has a well-established role in energy metabolism, especially in deficient individuals

Selected Literature Supporting B12 Research de Groot CP et al., Am J Clin Nutr 1999 Elderly absorption and dietary adequacy

These signs and symptoms may include: Shortness of breath Nausea Vomiting Severe rash Swelling of the face or throat Low blood pressure New or worsened cough Blurred vision Rapid heartbeat Dizziness or weakness Severe headache You should report any medications you are taking and other medical conditions you may have to your healthcare provider

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