AHK-Cu is a copper-binding research tripeptide (Copper Tripeptide-3) studied in vitro for copper-dependent cell signalling, dermal papilla cell proliferation, and hair-follicle biology.

• Batch tested Purity: ≥ 98.5 % (HPLC, typical)
• CAS Number: 682809-81-0
• Molecular Formula: C₅H₅CuN₆O₄
• Amino Acid Sequence: Ala-His-Lys (AHK), copper(II) complex

GHK-Cu is a specialised research peptide for scientific exploration of cellular signalling, extracellular matrix regulation, and mechanisms linked to skin, hair, and connective tissue biology.

• Batch tested Purity: ≥ 98.5 % (HPLC, typical)
• CAS Number: 49557-75-7
• Molecular Formula: C₁₄H₂₂CuN₆O₄
• Amino Acid Sequence: Gly-His-Lys (GHK), copper(II) complex