The FDA just made a move that changes everything for my patients. For nearly two years, some of the most clinically promising peptides in longevity and autoimmune medicine were locked away BPC 157 5mg vs. 10mg: Which Vial Size is Best for Research? Most people who talk about side effects from BPC 157 dont realize the problem isnt the peptide itself. The issue is that theyre getting unsterile, contaminated products from low quality research BPC 157 erectile dysfunction study: What the current evidence actually shows BPC 157 has already hit the mainstream, but should it hit your bloodstream?