Similarly to how free radicals damage surface skin cells, keratinization of the skin, when the epithelial cells lose their moisture and become hard and dry, can occur in the mucous membranes of the respiratory, gastrointestinal tract and urinary tract
16 One study looked at the administration of oral liposomal glutathione in healthy subjects and found that it effectively increased body stores of glutathione and had a positive effect on several parameters including decreases in markers of oxidative stress and enhancement in immune functions, including lymphocyte proliferation and natural killer cell activity
[Reducing hyperpigmentation]:higher concentrations, kojic acid is known to reduce the appearance of dark spots, age spots, and other forms of hyperpigmentation.,Kojic acid may help to even out the skin tone by reducing the appearance of blemishes and dark spots
For group B, after bleaching, 20% GSH (20 g of L- GSH reduced [Sigma-Aldrich, St