Hereditary Hemolytic Anemias Due to Red Blood Cell Enzyme Disorders Oncohema Key Erythrocyte glutathione deficiency in symptom free HIV infection is associated with decreased synthesis rate American Journal of Physiology Endocrinology and Metabolism American Physiological Society 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 The Redox Process in Red Blood Cells: Balancing Oxidants and Antioxidants 15 Glutathione in the Nervous System: Roles in Neural Function and Health and Implications for Neurological Disease Springer Nature Link Glycolysis as a Red Blood cell Metabolic pathway