BPC 157: What It Is, What We Know, and Why Its Use for Arthritis Remains Unproven San Diego Orthobiologics Medical Group BPC 157 for athletes and injury treatment: Science, safety, and legal concerns While not all peptides are orally bioavailable, BPC157 has been shown to be stable for over 24 hours in human gastric juice. I've personally used both oral and injectable BPC with myself BPC 157 has already hit the mainstream, but should it hit your bloodstream?