GHK Cu: The Peptide for Regeneration This powerful copper peptide supports collagen production, accelerates wound healing, and promotes healthier, more youthful skin. Whether you're recovering from injury, managing inflammation, or just 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: GHK Cu Topical Hair Foam LeadWest Medical Copper Peptide Hair Regrowth Formula GHK CU & AHK CU, Copper Peptide Hair Growth Treatment Serum For Men & Women Fruugo NO