SKINHI BLUE01 Copper Peptide GHK CU 1.4% All Over Body Care Size 50ml Aytz Chayim Aromatherapy 7 days on GHK Cu. Here's my honest update. I'm not going to hype this up because the real results don't even start until week 46. But something is already happening. 7 days on GHK Cu. Here's my honest update. I'm not going to hype this up because the real results don't even start until week 46. But something is already happening. SKINHI BLUE01 Copper Peptide GHK CU 1.4% All Over Body Care Size 50ml Aytz Chayim Aromatherapy GHK Cu suppressed the activation of the p38 MAPK signaling pathway in Download Scientific Diagram