Capsules containing collagen or food-derived peptides are not prohibited, but capsules containing growth-hormone secretagogues or other non-approved peptide agents fall under banned categories such as S2 or S0
The peptide is not a controlled substance, and there is no federal law that makes possession illegal
Promoting Cellular Regeneration Some peptides activate signaling pathways associated with tissue repair and regeneration
Peptide Therapy FAQ Peptide therapy uses short chains of amino acids, messenger molecules your body naturally produces, to support metabolism, healing, recovery, inflammation reduction, and cellular energy
& Nyborg, J
Pooled 2020-2026 data (12 studies, n=892) report mild erythema (4.2%), pruritus (2.1%), no systemic copper overload (serum levels unchanged)