Use of Glutathione, Pure or as a Specific Inactivated Yeast, as an Alternative to Sulphur Dioxide for Protecting White Grape Must from Browning Use of Glutathione, Pure or as a Specific Inactivated Yeast, as an Alternative to Sulphur Dioxide for Protecting White Grape Must from Browning If you have candida albicans, you may first notice it vaginally, as a white coating on your tongue, as tiny bumps in your skin that feel gritty to the touch or as Disruption of Sem1 enhances glutathione production in yeast ScienceDirect