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 Peptide Therapy: Flourish Wellness Center: Anti Aging, Regenerative, & Integrative Medicine Peptides That Enhance Prolotherapy Results and Recovery Revolution Health & Wellness Intra Articular Injection Of Peptides For Joint Pain BPC 157 And TB 500 for Arthritis