HealthyDerm Copper Peptides GHK Cu Beef Tallow for Skin: Blue Balm with Methylene Blue, Manuka Honey & Vitamin E Natural Face and Body Moisturizer for Mature, Dry & Sensitive Skin 2OZ GHK Cu isn't just another skincare ingredient. It's one of the most studied copper peptides in regenerative medicine because of its role in: collagen signaling tissue repair hair & skin Most people think skincare works at the surface level. But healthy skin function starts much deeper than a temporary glow. GHK Cu is a naturally occurring copper binding tripeptide that is already found GHK CU Crepey Skin Escape