Typically, B12 injections may range from $20 to $50 per injection
Adjunct alongside a GLP-1 , where B12 or nutrient repletion is independently indicated
A needle is quickly inserted into the deltoid muscle of the upper arm
Allergic reactions are uncommon, but if you were to experience symptoms like swelling of the tongue or throat, hives, or difficulty breathing after an injection, that could indicate an allergy and you should seek medical help immediately
For people with normal B12, any weight change is usually small, inconsistent, and behaviorally driven (more activity, better appetite) rather than a direct effect of the vitamin
WHO Model Formulary 2008