Peptide Therapy for Inflammation: A New Solution 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 TB 500 & TB 4: Everything You Need to Know Benefits, Risks, Dosing, & vs BPC 157 BPC MGF: High Purity Peptide Research Blend What is BPC 157 and How Can It Benefit You? Le Jolie Med Spa