By the end of the nineteenth century, Eduard Buchner had shown that fermentation could occur in yeast extracts free of cells, making it possible to study fermentation biochemistry in vitro.

Somehow the term yeast flakes also sounds like yeast extract, which is often used as a flavour enhancer in ready-made meals.

Copyright © 2025 BBC. The BBC is not responsible for the content of external sites. Read about our approach to external linking.

Angel Yeast Yichang Company specializes in yeast and yeast extract production, while the Angel Enzyme Preparations Project ...

After allowing the bacteria to grow anaerobically, several successive transfers were made into a medium containing nicotinic acid, peptone, yeast extract, metals, phosphate and sodium sulphide.

This is the product's overall performance score, based on taste (weighted at 90%) and nutrition (weighted at 10%).