It is worth being honest about one thing: B12, as hydroxocobalamin, is a prescription-only medicine in the UK
In particular, B12 injections may not be right for you if you have kidney disease, Lebers disease, or allergies to cyanocobalamin, cobalt, or other medications, foods, dyes, or preservatives
With that in mind, here is what patients who are correcting a deficiency often report
lipotropic injections support fat metabolism and liver function
Vitamin B12 treatments are considered safe for one very simple reason B vitamins are water-soluble, which means your body naturally filters out any excess vitamin through urination
International Journal of Biochemistry & Cell Biology 29 (5): 743751