is glutathione spray effective as a skin whitening agent: Facts, myths, evidence and controversies Nasal Spray Seen as Easy
Description
Antioxidants like glutathione are important for healthy aging as they work to protect the body from the oxidative damage caused by free radicals

While not a targeted microbiome drug, its pleiotropic effects (part immune modulation, part microbe modulation) have been tested in early PD and HD trials (with mixed results)

medRxiv 2021

RipAY, a plant pathogen effector protein, exhibits Robust -glutamyl cyclotransferase activity when stimulated by eukaryotic thioredoxins

Adv Exp Med Biol 891: 159173, 2016
