This is unusually broad and explains the growing interest
However, studies show that mental impairment related to low B12 levels can improve with B12 treatment
Effects of tesamorelin on non-alcoholic fatty liver disease in HIV: a randomised, double-blind, multicentre trial
By enhancing red blood cell production and ensuring efficient oxygen delivery, B12 helps mitigate the fatigue that often accompanies weight loss efforts
Whiteley P, Haracopos D, Knivsberg A-M, Reichelt KL, Parlar S, Jacobsen J, Shattock P (2010) The ScanBrit randomised, controlled, single-blind study of a gluten- and casein-free dietary intervention for children with autism spectrum disorders