GHK Copper Peptide GHK Cu Tripeptide 1 GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B How should a 50 mg vial of GHKCu be reconstituted and how many days will it last when given at 2 mg daily for five days with a twoday break? Meet GHK Cu aka the pretty peptide This powerful copper peptide is known for supporting: Skin rejuvenation Collagen + elastin production Improved texture and tone Hair + scalp health GHK Cu Hair & Scalp Serum 2400mg 4% Less Shedding Neurogan Neurogan Health