AHK-Cu (copper tripeptide-3) is a synthetic copper-binding tripeptide formed from alanine, histidine and lysine, related to GHK-Cu and studied for effects on hair-follicle biology, collagen remodeling and skin-cell signaling. Its distinct sequence supports comparative studies among copper peptides in cosmetic and dermatological research. The product is a blue-white lyophilized powder at >=99% HPLC purity in a sealed vial. Batch certificates, custom packaging and international logistics are available for laboratory buyers. As a dedicated supplier to the research community, we combine factory-level pricing with professional service, including quantity discounts, replacement support for transit damage and clear communication throughout the order cycle. Worldwide delivery is available with full tracking, and our team can advise on documentation requirements for different countries.