is glutathione a major antioxidant Glutathione: Properties Dedicated to Nanotechnologies Potential Role of Glutathione Antioxidant
Description
In HeLa tumor-bearing mice, drug cytotoxicity was significantly increased and tumor hypoxia was enhanced

It is dermatologist-tested, non-comedogenic, and alcohol-free

In such conditions, GHK-Cu is able to hydrate dry skin and protect it from further damage
That means patients should be cautious about bold claims, especially claims that promise rapid healing, injury reversal, or guaranteed results

Evidence comparison: GHK-Cu has a substantially larger body of published research, spanning from Pickart's original 1973 isolation through hundreds of subsequent studies
