Copper Peptide (GHK Cu) 2% Recovery Serum This peptide reverses aging, And its been hiding in plain sight for decades., GHK Cu (Copper Peptide) is one of the most researched anti aging ingredients out there., Heres what it does:, Revitalize Your Skin: The Benefits of Copper Peptide for Youthful Glow What time of the day do I take GHK CU? #ghkcu #mt2 #bp #transformation Copper peptide questions we get asked all the time How often should you use it? Do you need to avoid the sun? If you're new, start once daily (evenings are great),