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Biofactors 19 , 165170 (2003)

Storage Conditions: As directed on pharmacy labeling

Fujii A, Nakano D, Katsuragi M, Ohkita M, Takaoka M, Ohno Y, et al

CLINICALLY PROVEN: Glyteine is the only clinically validated ingredient shown to elevate intracellular glutathione above homeostasis in just a single dose - with results seen in under 120 minutes

The lack of efficacy of inhaled GSH in patients with cystic fibrosis could be explained by the high concentrations of the GSH-degrading enzyme -glutamyltransferase present in lung fluids of those patients (116123), and then, the use of precursors of GSH synthesis like NAC and cystine could be more effective in the synthesis of GSH (124)