The MHRA have spent time during COVID alongside the ASA (Advertising Standards Agency) warning people who sell B12 injections direct to the public through beauty salons and the like that they absolutely must not tell those they advertise to, what B12 injections will do or what they can help with
All data below is compiled from human clinical studies (modest sample sizes, dated but real), animal research, and consistent community reports
About 80 percent of this is stored as thiamine diphosphate and helps your body metabolize fats, carbs, and amino acids
Your body needs vitamin B12 for many cellular processes and functions, including red blood cell formation, cell metabolism, DNA synthesis, and nerve cell development
Spinal fluid abnormalities in patients with chronic fatigue syndrome