glutathione peroxidase and ascorbic acid L-Ascorbic recycling through DHAR MDAR. Following Asc Ascorbic acid metabolism and functions:

NPJ Precision Oncology

From what is known of the enzyme kinetics of the glutathione conjugation of model xenobiotic substrates, the reactions would be anticipated to undergo a random sequential two-substrate, two-product mechanism with the overall reaction rate being determined by the rate of release of reaction product from the active site [37]

163 HowellG.LibbyR.JakobsT.SmithR.PhalanF.BarterJ.et al (2007)

Its a relatively new compound in the hair care world, and most of the data we have comes from in vitro studies and topical formulations rather than clinical dosing trials, but there are certain concentrations you should look for in a good AHK-Cu product

10.1016/bs.apha.2019.08.001 175 LiuW.LiS.QuZ.LuoY.ChenR.WeiS.et al (2019b)

By contrast, pills and capsules add an extra barrier to absorption while powder and liquid collagen supplements in the proper form are readily available for the body to absorb