bpc-157 side effects long-term People talk about like it's one thing. It isn't. Oral BPC-157 stays local. It survives digestion long enough to act on the GI mucosa, then clears before it reaches systemic circulation BPC-157: Miracle Healing Peptide or
Description
Objective To evaluate clinical data from patients with ME, with or without fibromyalgia, who had been on B12 injections at least once a week for six months and up to several years

CagriSema vs

PubMed References are provided for scientific background only

Laboratory interference: Persistent unexplained elevation may reflect macro-B12 (immunoglobulin-bound B12) or other assay interferences

This matters for people whose bodies struggle to absorb B12 through food, since an injection skips the digestive absorption step that oral supplements depend on
