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The treatment comparison reveals GHK-Cu discontinuation profile proving more favorable than retinoids (less dependency, no rebound, better benefit retention) while similar to vitamin C and niacinamide (gradual decline, moderate long-term retention, low dependency)
Most patients follow a consistent weekly rhythm at home
It may also have a potential role in supporting the immune system function, oxidative stress reduction, and improved skin health
Kruse T, Hansen JL, Dahl K, Schffer L, Sensfuss U, Poulsen C, et al
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