PINNACLE BPC 157 Regeneration or Risk? A Narrative Review of BPC 157 for Musculoskeletal Healing Current Reviews in Musculoskeletal Medicine Springer Nature Link Should peptides be allowed in natural bodybuilding? If it's natural, what does that actually mean? Many peptides aren't detectable in standard urine tests Some support recovery, healing, and overall health Yet All the hype about peptides But what are they actuallyand have they really been tested in humans for muscle building or tendon regeneration? We took a deep dive into the literature