If you have a sulfur sensitivity, glutathione can be problematic. Glutathione is primarily made up of sulfur, which can cause issues for those with a sulfur sensitivity. While Glutathione is an My Favorite Yeast Genes: GSH1 and SET4 Mark 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, A chloroplast sulphate transporter modulates glutathione mediated redox cycling to regulate cell division Agricultural Biotechnology Research Center