what to avoid with b12 injections Happy Hour | B12 Vitamin Shots | Santa Rosa, Sonoma, Mendocino Vitamin B12 | The BMJ
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With so many benefits, its clear why B12 is a popular supplement choice

[DOI] [PubMed] [Google Scholar] 141.Wang, H., Li, S., Zhang, G., Wu, H

Patients with pernicious anemia This autoimmune condition destroys intrinsic factor, the protein required for B12 absorption in the small intestine

Protocol registration The protocol of this study was not registered

Cox HD, Lopes F, Woldemariam GA, Becker JO, Parkin MC, Thomas A, Butch AW, Cowan DA, Thevis M, Bowers LD, Hoofnagle AN