Everyones talking about peptides like this so lets actually look at the science., Yes there is a study on BPC 157 and cancer., But its a 2004 conference abstract (not even a full paper), looking Body Protecting Compound 157 (BPC 157 ): Overview, Potential Benefits, and Safety Dr.StemCellsThailand's Anti Aging and Regenerative Medicine Center of Thailand Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports Creatine kinase B promotes nonsmall cell lung cancer survival and metastasis Journal of Biological Chemistry BPC 157: Tendon Repair and More