what is the dose of injection vitamin b12 B-12 Cyanocobalamin Optimal Vitamin B12 Dosage and
Description
Flu like symptoms can last up to 24 hours when given IV

Think of it this way: Not all the B12 in your blood is immediately usable by your body

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A typical therapeutic course for severe deficiency is daily or weekly injections until blood levels normalize, then monthly maintenance shots

However, this raises a critical question: which form of vitamin B12 is most suitable for injection

63, 220224 10.1093/ajcn/63.2.220 [DOI] [PubMed] [Google Scholar] 34.van der Gaag M.S., Ubbink J.B., Sillanaukee P., Nikkari S