can you use insulin needles for b12 injections Shots at Home: How, Where & How Often to Inject Yourself Cyanocobalamin Vitamin B12 Injection 1000

If you experience suspected adverse effects from vitamin B12 medicines, report them to the MHRA Yellow Card scheme

Because this region has been linked to fat metabolism in research models, it is sometimes described as part of a lipolytic domain. In laboratory settings, AOD 9604 is used to explore how growth hormonederived fragments may influence fat breakdown, fat storage, and energy use in cell-based systems and non-clinical animal modelswithout the broader hormonal activity of full-length growth hormone

Usually, its 5 to 7 days of daily shots

Always good to have a reason I have also had this happen when my folate was low , it may be worth you getting it checked I had self inject my B12 every 4 weeks for the last 20+ (cannot really remember how long accurately), and 2 months ago got a similar 'electric shock tingling' all over my body - head, face, arms, hands, legs, feet etc within a couple of minutes of injecting, which lasted about 3 seconds or so