Glutathione: what is it and why is it in my wine? Schematic effect of glutathione in wine and wine related products. Download Scientific Diagram Little to be gained by the addition of pure glutathione before or during fermentation Wine Australia Hello wine lab people! Looking for an advice from the tribe. Those of you who play with adding glutathione before the start of fermentation, have you ever experienced any overestimation in your Role of Glutathione in Yeast Growth and Fermentation for Beer and Wine" by Christian Paumi, Snyder Chowning et al.