Nature Medicine, 28(10), 2083-2091
In rat studies, BPC-157 demonstrated healing effects in various colitis models, including cysteamine-induced colitis, improved intestinal anastomosis healing, and promoted closure of gastrointestinal fistulascomplications relevant to Crohn's disease.[4][5][3] The proposed mechanisms include interaction with the nitric oxide system, angiogenic effects, endothelium protection, and modulation of growth factor expression.[1][6] Critical limitations include the lack of published results from controlled human trials, absence of FDA approval, and concerns about products being sold online without regulatory oversight.[2] The peptide was temporarily banned by the World Anti-Doping Agency in 2022, though it is not currently listed as banned.[2] Given these limitations, BPC-157 cannot be recommended as standard therapy for ulcerative colitis or Crohn's disease based on current evidence

[1] Observations suggest that IGF-1 produced by fibroblasts might act on the fibroblasts themselves and on keratinocytes, thereby promoting proliferation and differentiation of these cells
Some cold medicines contain similar ingredients, which can increase side effects