Another study in humans demonstrated that dietary supplementation of glutathione resulted in an increase in protein-bound glutathione in the blood plasma, 6 indicating that glutathione in foods and supplements can affect the blood glutathione level
[DOI] [PubMed] [Google Scholar] 72.Pomeranz IS, Davison JS, Shaffer EA
Composition All flavours: Water, acidity regulators (citric acid, malic acid), carbon dioxide, natural flavouring, L-arginine (0.21%), taurine (0.21%), betaine (BetaPower) (0.05%), sweeteners (sucralose, steviol glycosides from Stevia), caffeine anhydrous, nicotinamide, cyanocobalamin
Most patients benefit from an initial series of weekly glutathione injections for 46 weeks to build optimal levels, followed by maintenance treatments every 12 weeks
doi: 10.1074/jbc.RA120.015779