Patient reported treatment outcomes in ME CFS and long COVID PNAS 15 Foods That Lower the Risk of Diabetes Evaluation of Glutathione in Spike Protein of SARS CoV 2 Induced Immunothrombosis and Cytokine Dysregulation Endogenous Deficiency of Glutathione as the Most Likely Cause of Serious Manifestations and Death in COVID 19 Patients ACS Infectious Diseases Below are my top tips for boosting glutathione levels. Eat sulfur rich foods. Glutathione contains a sulfur chemical group, which is kind of like its secret weapon. Sulfur is a sticky, smelly molecule