Glutathione is important in DNA synthesis and repair, protein and prostaglandin synthesis, amino acid transport, detoxification of toxins and carcinogens, enhancement of the immune system, and protection from oxidation and enzyme activations
However, there is a need to standardize parameter measurements (such as TEWL, collagen density, viscoelasticity, etc.) in randomized, placebo-controlled trials in designs that include estrogen-deficient skin in menopausal women with correlations to biomarkers examined in these clinical studies that assist patients and physicians as to how to evaluate, select, and provide the most effective treatments in the future
This leads to a more even skin tone and reduction of dark spots, making these capsules popular as skin whitening capsules
Rapoport JL, Gogtay N
PMID 10880363
Wojtunik-Kulesza KA, Oniszczuk A, Oniszczuk T, Waksmundzka-Hajnos M