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Huberman has once said: Every Hollywood star out there is on peptides. Some peptides act as hormones that help regulate bodily processes like growth, appetite, reproduction, inflammation and more 6 Therapeutic peptides: current applications and future directions | Wang et al

The regenerative properties of copper peptide powder extend to repairing the skin barrier, which often becomes compromised in areas of chronic hyperpigmentation

It was originally isolated from rabbit brain

How GHK-Cu Works in Skin at the Molecular Level The glycyl-L-histidyl-L-lysine tripeptide forms a high-affinity complex with copper(II) ions, creating the active GHK-Cu complex that functions as a biological signal molecule rather than a structural component

It means the missing pieces matter

PMID: 37816395