NFL and NFLPA inform players of addition to banned substance list: BPC 157, an experimental peptide not approved for use by humans that has been found in supplements and recovery treatments. The Hidden Risks of BPC157: What Patients Need to Know About Contamination and Safety Regenexx at New Regeneration Orthopedics BPC 157: Experimental Peptide Creates Risk for Athletes Injectable peptides touted as new fountain of youth. But the science isn't there CBC Radio BPC 157 has already hit the mainstream, but should it hit your bloodstream? Ozempic Knock Offs Contain Unsafe Substance Banned by FDA, Novo Finds Bloomberg