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:, All About GHK Cu Peptide More Than Just Cosmetic 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), What time of the day do I take GHK CU? #ghkcu #mt2 #bp #transformation