However, because stomach acid is needed to release B12 from food, taking these long-term can lead to a significant drop in your levels over time
But, its important to keep watching how youre doing to avoid any problems and make sure youre getting the best treatment
There are 6 possible areas, 3 on each side of the body, where an Intramuscular (IM) shot can be given
We look at who should take B12 injections, how quickly your body starts using them, and how long the effects last
They include pain or redness at the injection site, slight swelling or tenderness, mild diarrhea, and sometimes itching or a generalized feeling of body swelling