GHK Cu: A copper bound peptide that stimulates collagen and healing. Used for skin repair and anti aging, it may reduce wrinkles, improves hair growth, and boosts metabolism, providing patients with firmer skin and a 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 Results that speak for themselves GHK Cu is gaining attention for its role in skin regeneration, collagen production, and overall skin health. Supports firmer, more youthful looking skin Promotes collagen & Amazon.com: GHK Cu Copper Peptides Facial Serum with SNAP 8 for Fine Lines, Wrinkles, Firming, Deep Hydration & CollagenAll Skin Types(1 fl.oz 30ml) : Beauty & Personal Care