Table 181 standard reduction potentials of some reactions GSH L Glutathione pure non oxidized glutathione according to Dr. med. Michalzik 60 capsules 300 mg pure reduced glutathione per capsule without additives from BIOTIKON : Amazon.se: Health & Household Products Elevated glutathione levels may reflect an accumulation resulting from impaired recycling, often due to deficiencies in NADPH, selenium, or riboflavin (vitamin B2). This indicates a disruption in the redox balance rather than Methylation Pro Topical Fullscript