injecting b12 at home How to self-inject intramuscular vitamin - Overview B12 Injections at Home -

Magnesium, potassium, and calcium imbalances have all been associated with muscle cramping and weakness

Blood test to determine the quantity and size of red blood cells as well as the level of vitamin B12 in the blood Schilling test to assess bodys ability of B12 absorption Biopsy of the stomach may be done to check for autoimmune gastritis, which can cause pernicious anemia These tests help to confirm the diagnosis of pernicious anemia and rule out other possible causes of anemia

References Neelakantan, H., et al

You consume alcohol in excess regularly, your doctor may monitor your vitamin B12 levels to check the progress of treatment