Efficient recovery of heavy metals and selenium from wastewater using granular sludge: The crucial role of glutathione (GSH) ScienceDirect Below are my top tips for boosting glutathione levels. Eat sulfur rich foods. Glutathione contains a sulfur chemical group, which is kind of like its secret weapon. Sulfur is a sticky, smelly molecule Mercury induced excitotoxicity in autism spectrum disorder: disruption of glutamatergic homeostasis and the therapeutic role of the selenium glutathione axis BioMetals Springer Nature Link Selenoglutathione Diselenide: Unique Redox Reactions in the GPx Like Catalytic Cycle and Repairing of Disulfide Bonds in Scrambled Protein Biochemistry