El Extracto de levadura es un extracto soluble en agua formado por el autolisado de células de levaduras. Es un producto rico en vitaminas especialmente del complejo B, aminoácidos y otros factores de crecimiento. Es utilizado en microbiología en la preparación de una amplia variedad de medios de cultivo como excelente fuente de nutrientes.También se obtiene como producto residual de la elaboración de la cerveza, empleándose en la industria de la alimentación frecuentemente como aditivo.

Leer el artículo completo en Wikipedia · CC-BY-SA

Yeast extract is the common name for various forms of processed yeast products made by extracting the cell contents (removing the cell walls); they are used as food additives or flavourings, or as nutrients for bacterial culture media. They are often used to create savoury flavours and umami taste sensations, and can be found in a large variety of packaged food including frozen meals, crackers, snack foods, gravy, stock and more. Yeast extracts in liquid form can be dried to a light paste or a dry powder. Yeast extracts and fermented foods contain glutamic acid, an amino acid found in meat, cheese, fungi and vegetables, including mushrooms, broccoli, and tomatoes. According to Joe Dickson, a past member of the USDA's National Organic Standards Board, "A number of consumer groups have claimed that certain food ingredients, such as autolyzed yeast and hydrolyzed protein, are MSG in disguise. They are not."

Leer el artículo completo en Wikipedia · CC-BY-SA