Saccharomyces is a fungi genus that includes many species of yeasts, which are considered very important in food production. Saccharomyces is also known as the brewer’s yeast or baker’s yeast. Saccharomyces cerevisiae (Common name is Baker’s or brewer’s yeast) is a species of yeast generally used in the production of ethyl alcohol in beer and wine making process. In the production of ethyl alcohol, the fungus Saccharomyces produces the enzyme zymase. This zymase will then acts on Glucose to produce ethyl alcohol.