By upregulating and activating SIRT1, which subsequently deacetylates and functionally inhibits STAT3, GHK-Cu entirely short-circuits the inflammatory cascade, promotes profound mucosal healing, and restores the integrity of tight junction proteins (such as ZO-1 and Occludin) within the cellular barrier
96 MorrisD.KhurasanyM.NguyenT.KimJ.GuilfordF.MehtaR.et al (2013)
Newer oral forms, liposomal ones for instance, absorb better, but intravenous delivery still offers the highest bioavailability, because practically the whole dose reaches the blood
Within the clinical context, the glutathione treatment is commonly used to strengthen the bodys defense against oxidative stress, a cause of early aging and skin dullness
Sample handling is the single biggest source of unreliable results