GHK Cu Copper Peptide Body Lotion Anti Aging Skin Tightening Anti Wrinkle 10 fl oz Walmart.com GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true? Copper peptide, known as GHK Cu, has Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare GHK Copper Peptide GHK Cu Tripeptide 1 GHK Cu Copper Peptide: The Ultimate Peptide For Longevity