Use with molasses-sugar wash fermentations up to 15% ABV. Best results are achieved using 50:50 proportions of molasses and sugar, alternatively 100% sugar can be used. Contains complete nutrient complex to ensure rapid and reliable fermentation of molasses or sugar. This product contains glucoamylase enzyme to maximize yield by converting any dextrin's present into fermentable sugars. FERMFAST Rum Turbo Yeast 107. 5 g Packet, Country of origin - United States, Manufacturer name - Home Brew Ohio.