can you overdose on vitamin b12 injections overdose: Signs, causes, and how to manage it Too much vitamin B12: Level

Intramuscular injections are touted as being easier to administer than intravenous, partly because of the easy access of the thigh muscles

The shoulder Experienced doctors commonly administer B12 injections into the upper arm area by inserting the injection into the deltoid (shoulder) muscle

Malabsorption due to digestive disorders, such as Crohns disease or celiac disease, can also lead to vitamin B12 deficiency

For more tips from our Medical co-author, including how to safely dispose of your needle after injecting B12, read on

Dispose of the needle properly

While the site dries, pull the plunger back on your syringe to your desired measurement