fda warning peptides not approved for human use bpc-157 – Research Peptide What are peptides, and are
Description
Think of them as specialists: one focuses on local repair, while the other supports whole-body recovery

Chandy posits a similar mechanism at play, suggesting that the swift reparative actions of B12 injections could momentarily overwhelm the body, leading to a temporary intensification of symptoms

The final results may take several weeks to appear after the treatment, as the body needs time to generate new collagen

So...your IBS is a likley cause of both your vitamin B12 and iron deficiencies
