Vitamin B12 exists in 4 major forms known collectively as cobalamins that are important for the normal functioning of several body processes, including the nervous system and formation of red blood cells
Making the interval longer puts them at serious risk of: Irreversible neurological damage
P.et al (2019)
Vella A, Shah P, Basu R, Basu A, Holst JJ, Rizza RA
Cell viability was assessed 3 days after treatment with FOXO4-DRI at 0, 12.5, 25, 50, and 100 M, respectively, using the Cell Counting Kit-8 (CCK-8) Assay (Dojindo, Rockville, MD, United States)
B-12 injections protect the nerves while also addressing any vitamin deficiencies that might be resulting in additional harm