While its main function is to carry out cellular respiration, a process that converts nutrients from food into ATP, there are many other functions mitochondria perform, including metabolic signaling, calcium regulation, autophagy (cellular clean-up) and apoptosis (cell death), neurogenesis (growth of new nerve tissue) and neuronal plasticity (aka neuroplasticity- our brains ability to grow and adapt), as well as the synthesis of other molecules (especially those in the immune system)
Injection Site Reactions: Pain, redness, swelling, or tenderness at the site where the injection was given
[11] Long-term metformin therapy reduces calcium-dependent intrinsic-factor binding, lowering B12 absorption and potentially necessitating higher or more frequent parenteral doses
Yes, you can give yourself B12 shots if youre trained and have a doctors watch