The peptide regulatory landscape in 2026 is in active flux. After the FDA placed 19 popular peptides in Category 2 in late 2023, HHS Secretary RFK Jr. announced in February 2026 that GHK CU Apollo Peptide Sciences Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with The U.S. Food and Drug Administration is moving toward allowing compounding pharmacies to produce more than a dozen injectable peptides that were banned because of potentially significant safety risks, the New York