Is topical GlycylLhistidylLlysine copper (GHKCu) safe for adults, and what are the risks, contraindications, and considerations for systemic use, pregnancy, lactation, and children? Peptide Therapy for Injury Repair: Faster Healing with Regenerative Orthopedic Support Meeting Point Health The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline 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