GHK Cu might be trending, but its not new., Before you inject yourself with this viral peptide, consider this., This copper peptide has been studied for years in skin repair and collagen signalling, ., This copper binding peptide is naturally found in the body and plays a critical role in wound healing, GHK CU Apollo Peptide Sciences The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms Injectable peptides are the new antiageing trend. But what evidence do we have they're safe for humans? News The University of Queensland