NIOD Copper Amino Isolate Serum 3 CAIS3 The Ordinary Ghk Copper Peptide TikTok 4 Essential Steps for Optimized Skin Care Neurogan Health, GHK Cu Copper Peptide, Hair & Scalp Serum Hi : ) CAIS is NIOD's Copper Amino Isolate Serum. It contains GHK peptides bound to copper which is known as copper peptides (GHK Cu) that are found in our plasma and are good Incorporate CAIS and CAIL into Your Routine TikTok