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 Peptide Benefits for Skin and Hair LIVV Natural 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 is a naturally occurring copper peptide known for its powerful role in skin repair, hair health, and cellular regeneration. Key Benefits: 1.Boosts Collagen & Elastin Helps improve skin firmness and elasticity.