Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review Impaired nitrogenous waste clearance promotes hepatocellular carcinoma Science Advances Bpc 157 and TB 500 My protocol and results explained! I've talked about this with probably a dozen different guys over the last 4 months so hopefully this helps someone else. #progress # The Ultimate Human Shop Peptual TB 500 + BPC 157 Nasal Spray BPC 157 TB 500 Zenith Supply Group Have you used peptides? What are your thoughts? Let me know below Peptides are short chains of amino acids that play vital roles in cellular signaling and repair throughout the body.