The skin of the injection site should be smooth, and if you are injecting intramuscularly then its important that the muscle is relaxed
Another reason might be purely to help you lose weight and burn fat more quickly
Fat Burn Infusion Weight loss Intravenous Vitamin Infusion Therapy in South Gate, CA, with L-carnitine*, B-Complex, 500ml NS, and an IM injection of MIC and B-12
Drug Delivery Translational Research 9, 625630
After an injection, as much B12 as possible is captured by the transport protein in the blood (Transcobalamin II) and delivered to the cells
In hypoxic HUVECs, eNOS Ser1177 phosphorylation was shown to be reduced, whereas Thr495 phosphorylation was increased, resulting in altered eNOS activity and reduced NO production [148]