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. Spinal Stenosis Shrewsbury, NJ & Toms River, NJ: Center for the Functional Restoration of the Spine Is BPC 157 Legal? Understanding Its Status and Implications Lumbar Stenosis Case Study Prof. Daniel Park Michigan, Orthopedic Spine Surgeon Royal Oak