BPC 157 and the gutbrain axis: emerging links between cytoprotection and neuroregeneration BPC 157 is one of the most unique peptides naturally found in the gut and effective both orally and by injection. Oral supports gut health, while the injectable version helps with healing BPC 157 trifluoroacetate salt 95% (HPLC) Sigma Aldrich The Stable Gastric Pentadecapeptide BPC 157 Pleiotropic Beneficial Activity and Its Possible Relations with Neurotransmitter Activity The Gut Brain Axis: A New Neurological and Psychiatric Solution Dartmouth Undergraduate Journal of Science Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports