Peptide Therapy in Brandon & Lakeland, FL BPC 157, TB 500 & GHK Cu BPC 157: Miracle Healing Peptide or Hidden Danger? The Peptide Moment: How FDA's Regulatory Reversal Creates Risk and Opportunity for Venture Capital and Private Equity Guidepost Solutions 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