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Investigations have highlighted many roles in which it is used including antioxidant defense, detoxification of electrophilic xenobiotics, modulation of redox regulated signal transduction, storage and transport of cysteine, regulation of cell proliferation, synthesis of deoxyribonucleotide synthesis, regulation of immune responses, and regulation of leukotriene and prostaglandin metabolism[13]

In 25 years of clinical experience, not seen one

Additionally, Lu et al

To promote optimal health, it is essential to adopt lifestyle choices that support and enhance glutathione levels, which can include consuming a diet rich in sulfur-containing foods, regular exercise, and considering glutathione supplementation when necessary

Therefore, it functions as a multifunctional active rather than a single-purpose cosmetic ingredient