Blue copper peptide (GHK-Cu) has attracted much market attention and the number of related products continues to grow.

blue copper peptide (ghk-cu), also known as blue copper peptide and tripeptide-1 copper, is a polypeptide (tripeptide-1) composed of glycyl-l-histidyl-l-lysine. a complex formed by combining with copper ions. blue copper peptides naturally exist in the human body’s blood, saliva and urine. as age increases, the concentration of blue copper peptides in the human body will continue to decrease. blue copper peptide is a type of signal…