developed in Rheinfelden in 1931, on the initiative of a master brewer named Alex Villinger, and was subsequently produced by the company Cenovis SA. Other uses The nutrition-rich nature of yeast extract lends it to a variety of uses. It was historically popular as a vitamin supplement for humans. Rich in proteins and nucleotides, it currently finds use in animal feed and microbiology (see yeast extract agar) as nutritional supplements. It also finds use in cosmetics and skincare products due to moisturizing and alleged antioxidant properties. See also Meat extract Malt extract References Further reading External links yeastextract.info: Homepage of Eurasyp (European Association of Specialty Yeast Products) Savory Taste Alliance Food ingredients Microbiological media ingredients Umami enhancers Yeasts