can b12 injections cause stomach pain Vitamin Deficiency: Symptoms, Causes & Treatment Understanding the B12 Vitamin Shot:
Description
Discovery of vitamin B12 in the liver and its absorption factor in the stomach: A historical review

Your provider will administer the shot into your upper arm or hip area

They would also use the administration code and the diagnosis code Z23 (Encounter for immunization) to showcase the vaccine administration was for immunization purposes

If you choose to self-inject you will improve with each injection and soon clearly understand the best practice procedures and why they are in place
