What Is BPC 157? A Medical Clinic's Guide to the Body Protective Peptide, Its Uses, and What It Actually Does Perfect B A vial labeled "5 mg BPC 157" does not contain 5 mg of BPC 157. Every synthetic peptide comes with counterions charged molecules that pair with the peptide during purification. For Protecting and Repairing the Body with BPC 157 BioDesign Wellness Center These two peptides are often discussed together but they are studied for different biological roles. BPC 157 is commonly mentioned in research related to localized tissue repair and gut lining signaling pathways. TB 500 BPC 157 Peptide BPC 157 Research Peptide