Microbiology: Does the product meet appropriate microbial limits
A good brightening face wash should clean without tightening or drying
2 Additional defenses include enzymatic antioxidants such as superoxide dismutase, glutathione peroxidase, and catalase, along with non-enzymatic antioxidants like cysteines, tocopherols, and retinols
And if you look at it, the body produces so much of glutathione, and the effects of glutathione is so powerful, that if you combine the category one, which is all the antioxidants from outside sources, and the enzymes that your body produces, those two combine, Glutathione can surpass the antioxidant properties
doi: 10.3389/fneur.2012.00180 264 SreedharanJ.BlairI