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[DOI] [PubMed] [Google Scholar] 21.Gruchlik A., Jurzak M., Chodurek E

Treating B12 Deficiency If you have diabetes, use metformin, and have vitamin B12 deficiency, your doctor has two major options to help get your levels back into a safe range, according to research in the World Journal of Diabetes : Intramuscular Injections You might need injections every one to two days at first, gradually tapering off to injections every three to four weeks

Its 0.9% benzyl alcohol content prevents microbial growth, making it suitable for multi-use protocols

The NHS provides jabs every three months after an initial two-week treatment, but the PAS say patients are "needlessly suffering" from side-effects to the condition

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