Glutathione Skin Lightening for skin whitening is considered the safest and most effective of all skin whitening products. Although experts brush this off as a fad, this practice has become so trendy that it has been incorporated in some social cultures in countries and continents like India, Asia and Africa. Glutathione is a powerful anti-oxidant has many health benefits. Antioxidants are our body’s solution for dealing with oxidative stress. Oxidative stress occurs when there is an disruption of the balance between the production of free radicals and the ability of naturally occurring antioxidants like glutathione in our bodies to neutralize and detoxify their harmful effects. A free radical is an oxygen containing molecule that has unpaired electrons that makes it highly reactive with other molecules in the body.