What are the downsides of Ipamorelin? Florida Surgery & Weight Loss Center Some peptides are FDA approved drugs. Some are legal supplements. Some are neither. The same word, peptide, covers all three categories. The regulatory status of the specific compound is what determines legality. The Food and Drug Administration will hold a meeting this summer to consider easing restrictions on more than a half dozen peptide injections, a group of unapproved therapies that have become popular Analysis: The peptide problem: Hype is outrunning the evidence McMaster News In the Pipeline: Top Drug Candidates for FDA Approval in 2024