Your body made this peptide every day until you turned 30. Then it stopped. GHK Cu (copper peptide) is a naturally occurring tripeptide discovered in 1973. At age 20, your plasma levels sit At Home Micro Infusion Guide: How It Works & Best Kits (2026) GHK Cu for Skin & Wound Healing: Current Evidence Meeting Point Health Peptides for Plastic Surgery: Weight Loss, Skin, Healing & Recovery Five Peptides Every Endurance Athlete Should Understand What is the optimal dosing regimen of GHKCu for topical skincare and woundhealing applications?