GHK-Cu — Research Overview

Also known as: Copper Peptide, GHK-Copper

A naturally occurring copper-binding tripeptide (glycine-histidine-lysine) found in human plasma, saliva, and urine, with concentrations declining significantly with age. The fastest-growing peptide search term of 2026. Studied for collagen synthesis stimulation, wound repair acceleration, anti-inflammatory gene expression modulation, hair follicle support, and skin texture improvement.

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