Stomach acid breaks down glutathione before it reaches your bloodstream
Facile immobilization of Bacillus licheniformis -glutamyltranspeptidase onto graphene oxide nanosheets and its application to the biocatalytic synthesis of -L-glutamyl peptides
Med Sci Monit 21:14691477 Shanmugarajan T, Sivaraman D, Somasundaram I, Arunsundar M, Krishnakumar E, Balaji R, Ravichandiran V (2008) Influence of alpha lipoic acid on antioxidant status in D-galactosamine-induced hepatic injury
(25) observed that silencing of LSD1 with siRNA in retinal endothelial cells increased H3K4me1/H3K4me2 at the promoter of GCLC , the key enzyme in GSH synthesis that binds glutamate to cysteine
Cellular protection: Glutathione protects our cells against oxidative stress caused by free radicals
It's also unlikely to cause the "eye sting" some chemical filters are known for