Everyone's talking about peptides like this so let's actually look at the science. Yes there is a study on BPC 157 and cancer. But it's a 2004 conference abstract (not even a Knowledge based in silico fragmentation and annotation of mass spectra for natural products with MassKG Computational and Structural Biotechnology Journal Proton Tunneling Allows a Proton Coupled Electron Transfer Process in the Cancer Cell JACS Au Coal Derived Carbon Materials: Pathways to Graphene, Carbon Nanotubes, Carbon Quantum Dots, and Nanodiamond for Energy and Environmental Solutions ACS Omega