What is BPC 157 (Body Protection Compound) and how can it help? Axon Integrative Health LLC The Stable Gastric Pentadecapeptide BPC 157 Pleiotropic Beneficial Activity and Its Possible Relations with Neurotransmitter Activity 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 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