Many have heard of BPC 157, and some people have heard of TB 500. The both of these are considered "healing peptides" however they have very different uses and can also be used in BPC 157 is part of a growing list of compounds called peptides gaining interest in fitness, wellness and anti ageing circles. The buzz comes from their supposed potential to help you build muscle, BPC 157 Mark Hyman, MD Peptide Therapy for Inflammation: A New Solution