Does BPC 157 have any negative side effects, Well, effects are just effects we deem as negative, so it comes down to perception., However, in the case of BPC 157 and other healing peptides, the Is the lack of human data in BPC 157 a red flag?, , If a drug could actually knit torn tendons back together in weeks, a trillion dollar pharmaceutical industry probably wouldnt bury itthey Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports BPC 157 for athletes and injury treatment: Science, safety, and legal concerns