Study record · GHK-Cu
Topical copper tripeptide after CO2 laser resurfacing
No significant objective benefit versus vehicle; subjective satisfaction favored copper-tripeptide (P=.04).
Key result
No significant objective benefit versus vehicle; subjective satisfaction favored copper-tripeptide (P=.04).
Study details
Study designRandomized controlled topical study
PopulationAdults undergoing CO2 laser resurfacing
Sample size13
RouteTopical
Regimen / exposure0.4% copper-tripeptide cream
DurationPost-procedure follow-up
ComparatorVehicle/control cream
Primary endpoint / questionObjective erythema, wrinkles and overall skin quality
Safety resultNo major safety signal highlighted in abstract.
Key limitationsVery small sample; topical formulation only; subjective result diverged from objective outcomes.
Registry / identifierPMID 16847171