Certain groupssuch as older adults, vegetarians, individuals with gastrointestinal disorders, and those taking specific medications (e.g., metformin or proton pump inhibitors)may develop a B12 deficiency
Figure 2 Inhibition of GLS leads to increased intracellular Gln, decreased Glu, and decreased intracellular levels of a-KG ( Figure 2 ) ( in vivo , impairs Th1 induction, and attenuates inflammatory T-cell responses (49)
However, since no direct studies support the use of B12 injections for weight loss, more research is warranted
Microbial production of vitamin B12: a review and future perspectives
This delivery method also tends to be gentler on the system
As a pharmacist, my mind is always working towards, if it works in one person, it should work on everybody