Reactivity, in biological systems, is almost inevitably associated with toxicity, and ROS can damage various biological molecules: lipids (causing lipid peroxidation and membrane damage), DNA (causing DNA breaks), and proteins (causing, for instance, oxidation of various amino acids and inactivation of essential enzymes)
doi: 10.1681/asn.2016070744 134 FengXWangSSunZDongHYuHHuangMet al
Full text: Chen, Y., Han, M., Matsumoto, A., Wang, Y., Thompson, D
This treatment can improve the texture of the skin and lighten the dark patches
[5] A 2011 clinical trial had participants take 500mg of oral glutathione twice daily for four weeks
Chakraborti D, Rahman MM, Chatterjee A, Das D, Das B, Nayak B (2016) Fate of over 480 million inhabitants living in arsenic and fluoride endemic Indian districts: magnitude, health, socio-economic effects and mitigation approaches