Ergothioneine / L-ErgothioneineErgothioneine protects the skin from oxidative and DNA damage. It is an antioxidant, protecting the mitochondrial membrane against oxidation. It will transfer fatty acids into the mitochondria to help use oxygen efficiently and to produce more energy. It also protects DNA from the oxidation of guanine. Ergothioneine reduces TNF-Alpha (Tumor Necrosis Factor), a stress signal cytokine.
The above information is courtesy of Valeant Pharmaceuticals Kinerase Product Information.