Doctors say, The choice of how to give B12 depends on the patients health and what they need. How Administration Route Affects Dosing The way B12 shots are given changes how often you need them
doi: 10.1210/jc.2009-2080 31 MurrayPGDattaniMTClaytonPE
10.1097/MOG.0b013e32834e7b4b 43 CrespoM.NikolicI.MoraA.RodrguezE.Leiva-VegaL.Pintor-ChocanoA.et al (2023)
SG and AV collaborated to text and figures
Lavoie S, Murray MM, Deppen P, Knyazeva MG, Berk M, Boulat O, Bovet P, Bush AI, Conus P, Copolov D, Fornari E, Meuli R, Solida A, Vianin P, Cunod M, Buclin T, Do KQ:Glutathione precursor, N-acetyl-cysteine, improves mismatch negativity in schizophrenia patients
African swine fever virus enhances viral replication by increasing intracellular reduced glutathione levels, which suppresses stress granule formation