Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review BPC 157 gets hyped online as a Wolverine peptide that heals muscles, tendons, and ligaments almost instantly. But when researchers dug into the science, the story looked very different. A new review screened FDA Puts BPC 157, TB 500, and 5 Other Peptides Under the Microscope: What Prescribers Need to Know About the 503A Review Lengea FDA to weigh easing limits on unproven peptides favored by RFK Jr. and MAHA supporters PBS News Peptides are unproven as health aids. FDA may unleash them anyway