ZnT8 plays an important role in zinc transport from the cytoplasm into insulin secretory granules within islets, and is thus an essential transporter in the synthesis, storage, and function of insulin [124, 132, 133]
not only is it illegal, but product quality and sterility would be uncertain
Svensson, J
doi: 10.1038/ncb3586 115 HeBYuHLiuSWanHFuSLiuSet al
B12 shots, also known as intramuscular injections of vitamin B12 (cyanocobalamin), are used to support neurological health, red blood cell production, and energy metabolism
The company does not disclose that there is no established Tolerable Upper Intake Level (UL) for vitamin B12 because it has low potential for toxicity due to it being a water-soluble vitamin, meaning that any excess amounts in your body will be excreted in your urine