how long after b12 injection will i feel better Does a Shot Last Why do I feel worse

The injection is only subcutaneous (just under the skin) so that it absorbs more slowly into the body and allows the effects to last longer

* Prescribing medications based solely on an electronic medical questionnaire constitutes the failure to practice medicine with that level of care, skill, and treatment which is recognized by reasonably prudent physicians as being acceptable under similar conditions and circumstances, as well as prescribing legend drugs other than in the course of a physicians professional practice

dietary structure becomes critical to maintain energy balance without the incretin-mediated satiety signal

For this reason, the NIH has not established a tolerable upper intake level for B12