can vitamin b12 injections cause weight gain & Loss: What the Evidence Says – Bolt Pharmacy Vitamin B12 Injections: Good or
Description
When you are giving a B12 injection subcutaneously, you pinch the fat to make sure youre only penetrating the subcutaneous tissue (or the innermost layer of skin) and pull it away from the muscle, then insert the needle
The aging process can affect the stomachs ability to produce intrinsic factor, necessary for B12 absorption

Energy homeostasis regulated by an adipocyte-derived hormone-- mechanism of leptin resistance and role of hypothalamic melanocortin signaling

The peptide mobilizes fatty acids from storage, and exercise provides the metabolic demand to oxidize those fatty acids for energy, potentially creating a synergistic effect
