Peptides are nearly everywhere in fitness marketing, but the gap between the influencer hype and the clinical evidence is massive. We just did a forensic audit of the entire market. We covered: Peptidecurious? So are many of my patients. Peptides are short chains of amino acids that can act as biologic signals. Two of the most popular are BPC157 + GHKCu. BPC157: Used for BPC 157 in the urinary and reproductive system. Peptide therapy in kid Synthagen PL Targeting and therapeutic peptide based strategies for polycystic kidney disease ScienceDirect