ghk-cu daily “Is actually worth it?” is genuinely one of the most common questions in my comments, so let me finally answer it properly., The short version: copper peptides have real research behind them, GHK-Cu Copper Peptide Face Cream,

Key Characteristics MOLECULAR PROFILE Formula: C 14 H 22 CuN 6 O 4 Weight: 401.9 g/mol CAS: 89030-95-5 Structure: Gly-His-Lys (with bound copper) PHYSICAL PROPERTIES Form: Blue crystalline powder (the blue color comes from the copper) Solubility: Highly water-soluble Natural Occurrence: Found in human plasma, saliva, and urine Storage: Keep refrigerated 3646 F (28 C), protect from light

This product is intended strictly for laboratory research use only and is not approved for human or veterinary use

Research-grade GHK-Cu typically reports 99% purity by this method

As a natural peptide, its isolated from epithalamin, a polypeptide produced in bovine pineal glands