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 GHK Cu FDA Approval Status 2026: Not Approved GHK Cu [50mg] Elixser Peptides FDA May Reverse Ban on 14 PeptidesWhat It Means for Your Beauty Routine Allure GHK Cu Hair & Scalp Serum 2400mg 4% Less Shedding Neurogan Neurogan Health