Ingredient or product comparison
GHK-Cu Cosmetic for Fine Lines: Product Type Comparison
Serum (water-based) 1–2% Hyaluronic acid + MSM 6–9 months (airless) Daily application under moisturizer, rapid absorption Highest concentration delivery; requires separate moisturizer for occlusivity Cream (emulsion) 0.5–1.5% Phospholipid vesicles 12 months (a
This source-based comparison does not add ratings or recommend a winner.
- Serum (water-based)
- 1–2%
- Hyaluronic acid + MSM
- 6–9 months (airless)
- Daily application under moisturizer, rapid absorption
- Highest concentration delivery; requires separate moisturizer for occlusivity
- Cream (emulsion)
- 0.5–1.5%
- Phospholipid vesicles
- 12 months (airless)
- All-in-one AM/PM treatment
- Easier compliance; lower concentration offset by lipid matrix penetration
- Eye Cream
- 0.5–1%
- Peptide fragments ≤500 Da
- 9 months (tube)
- Periorbital fine lines, crepey lids
- Thin skin-optimized; avoid if sensitive to trace copper
- Mask (rinse-off)
- 0.5%
- Contact time ≥20 min
- 6 months (single-use sachets)
- Weekly intensive treatment
- Brief exposure limits penetration; best as adjunct, not primary