GHK cu Copper Peptide: The "Glow" for Hair & Skin Seenergie PH Page 1 Reviews Neurogan Health, Copper Peptide GHK CU, 120 mcg, 60 Tablets, 0.52 oz (15 g) iHerb Radiesse GHK CU This is what it looks like when Biostimulators and Peptides work together! Radiesse + GHK CU work beneath the surface to rebuild your skinboosting collagen, improving texture, restoring natural volume, 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),