A consideration for people needing IV GSH and HDIVC within a 24 hour period would be that HDIVC distributes through and stays in Plasma much longer than IV GSH so if one must administer GSH and HDIVC within a 24 hour period administration of the GSH should be done prior to (and not after) HDIVC to minimize crossover
Zinc attenuates tumor necrosis factor-mediated activation of transcription factors in endothelial cells
Komperd MJ, Sommer C, Mellin-Olsen T, Iversen PO, Rseth AG, Valeur J
Stacking amplifies GI side effects
Thomson, C.D., Rea, H.M., Doesburg, V.M., Robinson, M.F., Selenium concentration and glutathione proxidase activities in whole blood of New Zealand residents
Simultaneously, recent research has shown that NAC exhibits an incredibly high capacity to inhibit DAO, the primary enzyme responsible for breaking down histamine in the gut