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Vitamin B12 injections play an essential role in helping your brain to function better and the production of DNA as well as red blood cells, which can be very effective especially to those who live by a vegan or vegetarian diet lifestyle, as their diet does not contain the natural vitamin B12 supplements needed in their foods that they regularly consume

10.1007/s10545-014-9707-6 204

current protocols have been refined through community experience

2024;12(4):e1243

Proc Natl Acad Sci U S A (1993) 90(8):353943 10.1073/pnas.90.8.3539 [DOI] [PMC free article] [PubMed] [Google Scholar] 77.Dirksen U, Nishinakamura R, Groneck P, Hattenhorst U, Nogee L, Murray R, et al
