Effective Absorption : Vitamin B12 injections are 100% absorbed, as theyre given directly into the muscle or under the skin
However, a negative result for those antibodies is of limited value, since some patients with PA lack the antibodies
People with normal liver function store 50% of their vitamin B12 in their liver, so if your liver is not functioning properly, you may need more vitamin B12 shots than those whose livers are working as designed
The Bottom Line Vitamin B12 injections can help if your gut doesnt absorb nutrients well or you dont want to take a daily oral supplement
Always consult a licensed provider regarding diagnosis and treatment.
By knowing about the possible side effects and complications of Vitamin B12 shots and how to handle them, doctors can make sure treatment is safe and works well for their patients