vitamin b12 injection how much Compounded Methylcobalamin (Vitamin B12) Injection, 5mg/mL Benefits of Vitamin B12 Injections
Description
J Clin Invest 113 : 2527 Heffernan M et al

Common side effects include injection site reactions, gastrointestinal disturbances, headache, and chromaturia

Patients who are truly deficient receive the treatment they need including injections when clinically warranted and patients who are not deficient are guided toward more appropriate solutions

Its research record is the strongest of the three

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That is a large part of why B12 has such a favorable safety record
