Vitamin B12 shots work by delivering cobalamin directly into your system, allowing your body to use it immediately for energy, nerve health, and blood cell production
Their bodies naturally slow down with age, and they might have other health issues
If you are wondering whether B12 is good for weight loss, the short version is that it helps some people and does very little for others, and the difference comes down to your B12 levels
In two trials employing 1000 g/day oral vitamin B 12 , there was no clinically relevant difference in vitamin B 12 levels when compared with IM vitamin B 12
StatPearls (US source) states, Patients generally receive lifelong intramuscular (IM) injections of vitamin B12 (typically 1000 g per month)
How do I inject medication into subcutaneous tissue