Peptide Spotlight: GHK Cu GHK Cu is a powerful copper peptide known for its regenerative and anti aging benefits. Naturally found in the body, this peptide plays an important role in skin repair, Curious about GHK Cu? This powerful peptide is known for its skin rejuvenating properties and is often called a "youth molecule". GHKCU helps promote collagen production, improve skin elasticity, reduces fine lines and GHK CU GHK Cu is getting a lot of attention right now, and for good reason. This is not just a skin peptide. It's a copper binding tripeptide with documented effects on gene expression, collagen synthesis, GHK Cu Peptide Regenerative & Cosmetic Research