Scientific name: Saccharomyces cerevisiae
Higher classification: Saccharomyces
Division: Ascomycota
Family: Saccharomycetaceae
Kingdom: Fungi
Class: Saccharomycetes
Saccharomyces cerevisiae is a species of yeast. The species has been instrumental in winemaking, baking, and brewing since ancient times. It is believed to have been originally isolated from the skin of grapes.