One study measuring levels of glutathione in 30 healthy people and 30 people with insomnia found that glutathione peroxidase was significantly lower in people with insomnia (13)
Mitchell KG, Amini B, Wang Y, Carter BW, Godoy MCB, Parra ER, Behrens C, Villalobos P, Reuben A, Lee JJ, Weissferdt A, Moran CA, Fujimoto J, Sepesi B, Walsh GL, Vaporciyan AA, Hofstetter WL, William WN Jr, Gibbons DL, Wang J, Hwu P, Swisher SG , Piwnica-Worms D, Kadara H, Wistuba II, Heymach JV, Peng W, Cascone T
Understanding Reduced Glutathione Exploring Liposomal Glutathione Comparative Analysis: Reduced vs
10.1007/s10787-017-0311-x 26 BansalA
Shi et al
Glutathione, also known as, the master antioxidant is tripeptide, a tiny protein made of three amino acids linked together