The peptide conversation is shifting. Secretary RFK Jr. recently announced that the FDA plans to move 14 peptides from Category 2 back to Category 1 restoring FDA recognized status and making them Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms GHK Cu Topical Spray Wells Pharmacy Network Expression and Purification of Recombinant GHK Tripeptides Are Able to Protect against Acute Cardiotoxicity from Exposure to Waterborne Copper in Zebrafish The FDA is now reconsidering 12 peptides it previously placed in Category 2, a designation that blocks compounding pharmacies from producing them. The reasoning centers on safety concerns and limited data, but