Injectable peptides touted as new fountain of youth. But the science isn't there CBC Radio FDA to weigh easing limits on unproven peptides favored by RFK Jr. and other MAHA figures BPC 157 Before and After: 1 Amazing Transformation 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