Peptides BPC 157 promise to help heal and recover you from injuries and tough workouts (and do way more than that sometimes too!). But there's limited research into their effectiveness. So how do BPC 157 Before and After: 1 Amazing Transformation Should i take BPC 157? BPC 157 is a chain of 15 amino acids derived from a protein naturally found in your stomach lining. It has over 30 years of preclinical research behind it Thinking about BPC 157? Read this first. 5 things to know before your first reconstitution what it actually does, the standard dose, the rest day mistake most people skip, and the legal status