Wine Conditioner for sweetening your wine. Add to taste, approximately 1 to 4 ounces per gallon. Global Vintners Inc Wine Conditioner is used to add sweetness to wine to obtain desired flavor. After fermentation is complete and the wine is moved off of any sediment, it is recomended to take a small sample and add some wine conditioner to taste to eliminate over sweetening the full batch. Made with Liquid Invert Sugar, Water, Potassium Sorbate (stabilizer to prevent renewed fermentation)