The Peptide Science Behind Aurora CuLift Why a 3% Copper Peptide Formula Matters Morganna's Alchemy Skin Care GHK Cu (Copper Peptide) is a naturally occurring peptide in the body that binds with copper to support cell repair and renewal. As we age, our levels decrease and thats where supplementation or Glow from within with GHK Cu Copper Peptide , This powerhouse peptide supports collagen production, skin repair, and hair follicle health, helping improve skin firmness, radiance, and support Copper Peptide Serum with 1% GHK Cu peptide, Argireline and Matrixyl 3000