bpc-157 use – No Proof Required! | Office for Science and Society The Hidden Risks of BPC‑157:
Description
Most side effects typically subside within a few days post-treatment

doi: 10.1111/j.1346-8138.2001.tb00134.x

If you take large doses of vitamin B12 and notice adverse side effects, talk to your health care professional about the issue and ask about evaluating your ability to properly absorb the nutrient

As B12 serum is going to be tested it may be interesting as the last time that was tested I was over 2000 whatevers so if it is any less it would add to the evidence that the vials were deteriorating over time
