FDA Peptide Reclassification 2026 Amanecia Health GHK Cu Peptide (50mg) Advanced Skin Rejuvenation & Healing Support The FDA just changed the rules on peptides effective April 15, 2026. BPC 157, GHK Cu, MOTS C, and TB 500 have been removed from the Category 2 restricted compounding list. Here is what January 2026 FDA New Drug Approvals Zycubo (copper histidinate) Some approvals mark progress. Others redefine what hope looks like. In January 2026, the U.S. FDA approved Zycubo (copper histidinate injection formerly RFK Jr. forces FDA to reconsider 12 unproven peptides after 2023 ban Ars Technica