High Spirits brand Rum Turbo Yeast is a specially selected yeast strain and mineral / nutrient / vitamin mixture specifically developed for molasses fermentation. Due to the high osmotic pressure of molasses, it is not advised to ferment above 12% abv when using only diluted molasses. 

High Spirits brand Rum Turbo Yeast is produced in the USA and has been sold to distilleries for years, and is now available in single-use sachets. 
All High Spirits yeasts are Urea Free!