GHK Cu vs AHK Cu: Which Copper Peptide Is More Effective? 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 Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule 6 month GHK CU check in Main takeaway: skin transformation takes time. GHK CU peptide binds to copper and activates genes involved in wound healing, collagen synthesis, and skin remodeling. On the face, this translates