For example, someone with a leaner build might need a shorter needle to ensure the injection is comfortable and delivered correctly
How to Open a Glass Ampoule Sometimes, B12 comes in a small, sealed glass container called an ampoule instead of a multi-use vial
Instead, they are usually given in concentrated doses of 1,000 mcg (1 mg)
It is also sometimes prescribed to help with certain types of anemia caused by poor absorption of vitamin B12. This particular formulation comes in 1 mL vials that contain 1000mcg of cyanocobalamin, which can be used for multiple doses
Your body needs vitamin B12 (cyanocobalamin) to break down fat and carbohydrates for energy, and to make proteins and cells
Intramuscular means exactly that: the injections is IN the muscle