b12 injection in cats Cyanocobalamin (Vit B12) for Pets Vitamin B-12 3000 mcg Injection,
Description
However, some people have difficulty absorbing vitamin B12 from their diet, including dietary restrictions, certain medical conditions like pernicious anemia, or medications that interfere with B12 absorption
Defy Medical will provide guidance on how to administer your B12 shots, as well

(PubMed) Oliai Araghi S, Kiefte-de Jong JC, van Dijk SC, et al

You may need a vitamin B12 supplement if you're a vegan or vegetarian, you don't eat B12-fortified foods every day, and your prenatal vitamin doesn't include B12
