Ingredient
GHK-Cu (Copper Tripeptide-1)
GHK-Cu has become a major 2026 skincare ingredient trend as Copper Peptides intersect with the growing Skin Longevity, Advanced Anti-Aging, Skin Repair, and Peptide skincare movements. Recent beauty-media coverage and social-media discussion have increased consumer awareness…
GHK-Cu has become a major 2026 skincare ingredient trend as Copper Peptides intersect with the growing Skin Longevity, Advanced Anti-Aging, Skin Repair, and Peptide skincare movements. Recent beauty-media coverage and social-media discussion have increased consumer awareness of GHK-Cu, while established products such as The Ordinary Multi-Peptide + Copper Peptides 1% provide strong commercial validation. The ingredient is increasingly positioned around collagen support, firmness, elasticity, skin repair, and long-term skin health.
Trend / research
https://www.allure.com/story/ghkcu-copper-peptide-skin-care-cream-compound
What it does
Anti-Aging; Collagen Support; Skin Firming; Elasticity Support; Skin Repair; Antioxidant / Anti-Inflammatory Support.
Notes
Biological / industrial source: Naturally occurring GHK peptide is found in human plasma and other biological fluids; cosmetic GHK-Cu is produced synthetically by complexing the tripeptide Gly-His-Lys with copper ions.
R&D: Loren Pickart research; GHK-Cu / Copper Tripeptide-1.
Developer / supplier: Multiple peptide and cosmetic-ingredient manufacturers, including specialized B2B suppliers such as COSPEP and Serox.
Origin: United States / originally identified in human plasma research.
Evidence maturity: Established / Mature Ingredient; strong historical research base, but modern cosmetic clinical evidence remains more limited than some marketing claims suggest.
Approx. retail price: US$20–50 / typical 30 mL copper peptide serum.
Publishing notes: Also known as Copper Peptide and Copper Tripeptide-1 (INCI). Classify as peptide / anti-aging. 2026 popularity driven by Skin Longevity, advanced anti-aging, peptide skincare, and social-media interest. The Ordinary Multi-Peptide + Copper Peptides 1% is a strong commercial bestseller example.
