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 SHOCKING Benefits of GHK Cu (Copper Peptide) for Recovery & Performance Dosing + Resources Motivation with Jon Andersen Podcast on Spotify The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline GHK CU QRP Nutrition 50 mg Copper Peptide The Glow Peptide Protocol: Enhance Your Skin's Vitality And Radiance GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B