Since GHK-Cu carries copper, taking too much for too long may be a concern for people with liver issues, copper metabolism concerns, or pregnancy/nursing considerations
The DAMP most frequently reported for COVID-19 is lactate dehydrogenase, a central enzyme of anaerobic glycolysis that is present in virtually all cells and that, therefore, reliably indicates cell death when occurring at high concentrations in the extracellular space (200202)
GHK-Cu is a small tripeptide with good water solubility, and research demonstrates it can reach the dermis when properly formulated
Excess of glutathione makes a lighter pigment a red pigment instead of brown and this in turn makes the skin look lighter and brighter
One member of the GPX enzyme family is cellular glutathione peroxidase (GPX1), whose function is to detoxify peroxides in the cell