If you or your doctor suspect a vitamin or mineral deficiency, both conventional labs and direct-to-consumer companies offer micronutrient blood testing options
These include serious infection, uremia or renal failure, drugs with bone marrow suppression properties (e.g., chloramphenicol), or concurrent undiagnosed folic acid or iron deficiency anemia
Better Retention Compared to Other Forms Some studies suggest the methylated form of B12 may have longer tissue retention than non-methylated forms, supporting ongoing B12 status
Loading The Syringe Begin by gathering all the necessary supplies: the B12 solution, a syringe, a needle, alcohol swabs, and a sharps container
The cost is 35 for a single shot