The FDA will hold a meeting to consider easing restrictions on more than a half dozen peptide injections, a group of unapproved therapies that have become popular among wellness influencers, fitness gurus Sources: U.S. Food and Drug Administration (FDA) Compounding and the FDA (503A & 503B guidance) FDA warning letters on unapproved peptide products National Institutes of Health (NIH) PubMed BPC 157: Miracle Healing Peptide or Hidden Danger? The trend of unproven peptides is spreading through influencers and RFK Jr. allies CNN