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 The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University BPC 157 & TB 500 What the Science Says About These Two Miraculous Peptides: Smiley, Tony: 9798289448408: Amazon.com: Books BPC 157 Tb 500 10mg LIVV