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), GHK Cu Peptide Progress: Week 3 Results GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy What time of the day do I take GHK CU? #ghkcu #mt2 #bp #transformation GHK Cu Organic Serum Copper Peptide for Anti Aging & Skin Repair