who can administer a b12 injection Treating Severe Vitamin Deficiency How to Give a B12
Description
You will feel a quick pinch and a moment of pressure, similar to other routine intramuscular shots

Shelf Life and Expiration: Does B12 Expire

Moreover, it is very rare that any forms of vitamin B12 are found in plant-based foods, making a dietary supply of B12 difficult for vegans to obtain (see here: Vitamin B12 for Vegetarians and Vegans)

4 Patients may also have some GI upset with nausea, vomiting, or diarrhea
