Main Reaction: 2GSH +  H2O2  >> GSSG + 2H2O

Reference: PubMed ID: 17912575
Authors: Kalpakcioglu B, Senel K
Title: The interrelation of glutathione reductase, catalase, glutathione peroxidase, superoxide dismutase, and glucose-6-phosphate in the pathogenesis of rheumatoid arthritis.
Published: 2008 Feb

2GSH + H2O2 --> GSSG + 2H2O