GHK Cu Cream Wells Pharmacy Network Defy GHK Cu (glycyl L histidyl L lysine) is a naturally occurring copper binding peptide found in human plasma. As levels decline with age, so may its support of the biological processes involved in collagen production, skin Understanding Peptides: A Comprehensive Guide for Beginners Part 1 TopDoctor Magazine GHK Cu is that feminine peptide every man should still be using if you want to age well. In this video I show the exact math and visuals for the dosage I take from a 50mg per ml vial using a standard GHK Cu (2mg, 60 Capsules) (Copper Tripeptide) USA Made, Third Party Tested