Mostly the argument pits Western medical practitioners against those who favor homeopathic and alternative treatments
But B12 isnt a one-trick nutrient: It also helps with DNA synthesis, bone marrow regeneration, anemia prevention, and the formation of brain and nerve cells (1)
This is not a failure on their part
Neurochem Res 40:25272543 Higgins RD, Raju T, Edwards AD, Azzopardi DV, Bose CL, Clark RH, Ferriero DM, Guillet R, Gunn AJ, Hagberg H, Hirtz D, Inder TE, Jacobs SE, Jenkins D, Juul S, Laptook AR, Lucey JF, Maze M, Palmer C, Papile L, Pfister RH, Robertson NJ, Rutherford M, Shankaran S, Silverstein FS, Soll RF, Thoresen M, Walsh WF (2011) Hypothermia and other treatment options for neonatal encephalopathy: an executive summary of the Eunice Kennedy Shriver NICHD workshop