Beyond being a building block for proteins, cysteine has roles that include supporting the generation of antioxidants (for example, glutathione and persulfide species) 10 , metabolites (for example, H 2 S, CoA and hypotaurine) 11,12 and ironsulfur clusters for mitochondria 13
Increased Risk of Headaches Some studies have suggested that taking supplements may increase the risk of headaches
Baer, S
Typically, only mild side effects are experienced, and they may include minor blistering, swelling, or redness
Methodological aspects, such as differences in sleep deprivation protocols, brain regions analyzed, and experimental models, along with the observation that the brain does not appear to be significantly damaged by oxidative stress after sleep deprivation, have led to search for signs of oxidative stress in other organs