Private Label Organic Professional Treatment Hair Loss Copper Peptide Hair Growth Serum10% Ghk Cu Hair Growth Serum Ghk Cu Hair Growth Serum and Copper Peptide Hair Growth Serum price Made in China.com GHK Cu is a naturally occurring copper binding peptide that plays a major role in tissue repair and remodeling, with a strong focus in research on skin and hair biology. It works by signaling GHK Cu is more than a skincare trend its a copper peptide involved in repair, regeneration, and cellular signaling., This peptide has been studied for its connection to collagen production, skin GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B