BPC 157: Your Blueprint for Rapid Repair, Renewed Strength, and a Healthier You: Montrose, Dr. Alexander: 9798280605145: Amazon.com: Books Peptides are often well tolerated, but they can still cause temporary reactions while the body adapts. Some commonly reported effects include: BPC 157 headaches, nausea, increased appetite TB 500 BPC 157 Peptide Review: 8 Big Benefits (& some side effects) ISTH 2021 Virtual Congress Theres a lot of confusion about the difference between BPC 157 arginate and acetate forms, so lets clear that up. The key distinction comes down to stability in the gut. This only applies to oral BPC + KPV Infiniwell