The effectiveness of compound X is oftentimes dependent on the presence of compounds Y and Z and so on. Endogenous compounds like glutathione get a lot of commercial attention but they do CERI: Sidebar: The Recycling of Glutathione What is the role of glutathione in the red blood cells? Glutathione (oxidized glutathione, GSSG) molecule. Skeletal formula Stock Vector Image & Art Alamy 5,5' (Disulfanediylbis((3 ((carboxymethyl)amino) 3 oxopropane 1,2 diyl)azanediyl))bis(2 amino 5 oxopentanoic acid) C20H32N6O12S2 CID 975 PubChem What Is Reduced Glutathione? Benefits, Sources & Uses