If you are found to have a Vitamin B12 deficiency diagnosed through blood tests, or if you have medical conditions that impede your bodys ability to absorb Vitamin B12, such as pernicious anemia, celiac disease, or Crohns disease, you could potentially qualify for these injections
This accounts for the people in the research that found 98% of their injected vitamin B12 in their urine 48 hours after it was administered
Other common reasons are a local injection-site reaction, your body adjusting to corrected levels, and an underlying deficiency that was more severe than expected
Yes, injections under the skin can be given by the patient themselves
The more underlying issues you have, your body will likely protest and need extended adjustment time when flooded with B12 Are Certain Types of B12 Injections More Likely To Cause Symptoms