A Focus on Nutrition
In order to conduct a healthy and complete fermentation, yeast need more than nitrogen. In fact, the survival factors and mineral and vitamin co-factors are essential. If limited and/or imbalanced, the yeast will struggle to complete the fermentation and the resulting wine may be slow, sluggish or stuck, and the production of negative sensory compounds may be obvious. To calculate your additions, based on sugar, yeast strain requirements, and your fermentation goals, follow the outline below.