Altay O, Arif M, Li X, Yang H, Aydn M, Alkurt G, et al
In EcGRX2, the arginine contacts the carboxyl group of the glycine moiety of GSH (PDB(7DKP))
A 2015 study used 150mg of a similarly administered form of glutathione, which is a good 33% higher than the Quicksilver dosage.22 But there's a silver lining in that Quicksilver is easy to titrate up as needed, and just an additional pump will get you up to that 150mg threshold (though at the expense of shrinking its use life)
Liposomal delivery ensures maximum bioavailability of this supplement
Effect of peptides Lys-Glu-Asp-Gly and Ala-Glu-Asp-Gly on the morphology of the thymus in hypophysectomized young and old birds
MRP proteins have also proposed to transport GSSG and GSH-conjugates