Product Question] Most effective way to deliver GHK Cu (Copper Tripeptide 1) through skin? : r SkincareAddiction GHK Cu (glycyl l histidyl l lysine copper) is a powerful peptide that binds with copper to promote skin regeneration and repair. It works by: Stimulating collagen & elastin production Helps firm and smooth the skin. How to Maximize GHK Cu Peptide Results with Micro Infusion Celebrity Esthetician Secrets GHK CU Beverly Hills Rejuvenation Center Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule The tripeptide GHKCu complex ameliorates lipopolysaccharideinduced acute lung injury in mice Oncotarget