b12 injection vs oral Vitamin Injections vs. Supplements: Which Works Best? B12 Shots vs. IV Infusions:
Description
If you have ever been told by your doctor or nurse that you are addicted to B12, you will hopefully forgive my tongue in cheek loose analogy with cannabis

The goal is the minimum effective dose, not the maximum tolerable dose

doi: 10.1038/nrc3720
WADAs S0 classification covers any pharmacological substance not approved for human use by a governmental health authority , meaning a positive test could result in sanctions regardless of whether the compound is directly listed

The main difference lies in their primary research focus
