99.8% GHK CU (Copper Peptide) Raw Powder (GHKCU) eBay Esurey Copper Peptide GHK Cu Powder 100% Pass 80 Mesh Fast Delivery, Cosmetic Grade, Available in Bulk Our combination of GHK CU Peptide Therapy + advanced laser skin treatments helps support collagen production, improve skin texture, reduce redness, and promote a healthier, more youthful appearance. At Icon MD, every treatment 12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing. Alright, I need to give you an updateit's been 12 weeks since I started using GHK