Topical GHK-Cu Gel for Acute Skin Wound Healing

Inclusion Criteria: * Age 18 to 55 years at screening. * Healthy adult as determined by medical history and limited physical examination. * Body mass index (BMI) 18.0 to 30.0 kg/m². * Willing and able to comply with study visits and daily product application for 14 days. * Willing to avoid applying non-study topical products (including medicated creams, retinoids, acids) to the wound area during the study period. * For participants of childbearing potential: negative pregnancy test at screening and agreement to use effective contraception through Day 21. Exclusion Criteria: * Known allergy or sensitivity to copper, peptides, gel excipients, adhesives, or dressings used in the study. * History of abnormal wound healing, hypertrophic scarring, or keloid formation. * Clinically significant dermatologic disease near the intended wound site (e.g., eczema, psoriasis, active infection). * Diabetes mellitus, peripheral vascular disease, immunodeficiency, or other condition that may impair wound healing (investigator judgment). * Use of systemic corticosteroids, immunosuppressants, or cytotoxic medications within 30 days prior to Day 0. * Current smoker or nicotine use (including vaping) within the past 3 months. * Pregnant or breastfeeding. * Participation in another interventional clinical study within 30 days prior to screening. * Any condition that, in the investigator's opinion, would make participation unsafe or could interfere with study assessments.