This wine yeast is excellent for use when making White Wines and also Aromatic Varietal Wines. It is also very good at fermenting at low temperatures. We have chosen this particular yeast strain as it has the following characteristics - Used in the production of Commercial White Wines this yeast strain is the result of years of rigorous selections made by prestigious vineyards in collaboration with the Research Institutes. This strain of yeast has proven to ferment very well even at low temperatures. This yeast strain does not produce sulphites (except in the case of extreme nutritional deficiencies) and so is particularly recommended where the wine will be matured on the lees.