glutathione phase 2 metabolism Glutathione-Mediated Conjugation of Anticancer Drugs Drug Metabolism Synthetic (Phase II)

You should also consider supplementing with a high quality magnesium and B complex supplement

ROS are good

Mulder TPJ, Janssens AR, Verspaget HW, Lamers C

The skin-specific mechanisms of GHK-Cu include stimulation of Type I and Type III procollagen synthesis, increased production of dermatan sulfate and other glycosaminoglycans, activation of the enzyme lysyl oxidase (which cross-links newly formed collagen), reduction of matrix metalloproteinase-1 (MMP-1, collagenase) activity, and anti-inflammatory suppression of TNF-alpha-induced IL-6 secretion

Since it is a magic bullet for skin issues, the price offering may differ according to your skin issues and demographic