In mice, obesity and the associated visceral adipose tissue inflammation result in insulin resistance, a process which appears to be mediated via increased synthesis and release of hepatic DPP-4, since eliminating hepatocyte Dpp4 expression suppresses inflammation and improves insulin sensitivity (82, 83)
You have to do it carefully
You might benefit from a B12 shot if you: Follow a vegan or vegetarian diet
References Steinert RE, Feinle-Bisset C, Asarian L, Horowitz M, Beglinger C, Geary N
Currently, this is only a theory
Transient activation of AMPK can inhibit protein synthesis through phosphorylation of elongation factor-2 kinase 37 and suppression of the mTOR pathway 38 , thus enhancing the restoration of cellular energy homeostasis and alleviating the burden of the unfolded nascent polypeptides 31