What is GHK Copper Peptide and who should use it?, Created by Dr. Pickart, its the original formulation for:, Sensitive skin, Mild aging + early signs of breakdown, No acid or no retinoid Powerful peptides for skin and hair regeneration Crepey skin is so common as we get older, especially on our thighs, knees, and under our arms. But you can fight it! I love using the GHK Crepey Skin Escape and NOVA GLOW GHK CU TB500 BPC 157 COMBO Supernova Peptides