Ingredient or product comparison
GHK-Cu Studied Scar Healing: Product Comparison
Precede table: The market offers GHK-Cu formulations ranging from 0.05% to 5% concentration, but efficacy depends on peptide stability, delivery vehicle, and copper bioavailability. This table compares the three most common formulation types studied in clinica
This source-based comparison does not add ratings or recommend a winner.
- Precede table: The market offers GHK-Cu formulations ranging from 0.05% to 5% concentration, but efficacy depends on peptide stability, delivery vehicle, and copper bioavailability. This table compares the three most common formulation types studied in clinical settings.
- Anhydrous Serum
- 2–5% GHK-Cu
- Silicone base, lipid soluble
- Seoul National Trial: 4.8-point VSS reduction at 24 weeks
- Highest peptide stability but poor hydration. Best for mature scars on body
- Aqueous Gel
- 0.5–2% GHK-Cu
- Hyaluronic acid vehicle
- Wound Repair Study: 29% elevation reduction at 12 weeks
- Best penetration for facial scars but requires refrigeration. Degrades at >25°C
- Liposomal Cream
- 1–3% GHK-Cu
- Phospholipid encapsulation
- Journal Cosmetic Derm: 47% decorin increase at 16 weeks
- Balanced stability and hydration. Most versatile for daily use