The body excretes what it cannot use, which is why no upper intake limit has ever been set for it
For transfusion claims, the anemia requiring transfusion icd 10 code follows the cause, D62 for acute loss or D61.9 for aplastic anemia, with hemoglobin below 8 g/dL documented in the note
For short term conditions you may only need a few injections
So, inject daily for three months, and only then gauge how you feel
These include: Vegetarians and vegans, as vitamin B12 is mainly found in animal products Older adults, as they absorb vitamin B12 less well with age People with gastrointestinal disorders, like celiac disease or Crohns disease, which can block vitamin B12 absorption Those taking certain medications, such as proton pump inhibitors or metformin, which can also block vitamin B12 absorption Its best to talk to a healthcare professional about whether you need vitamin B12 supplements