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Publicly Available Published by De Gruyter January 1, 2009

Selenium yeast: Composition, quality, analysis, and safety

  • G. N. Schrauzer

Abstract

Selenium yeast, produced by growing select strains of Saccharomyces cerevisiae in Se-rich media, is a recognized source of organic food-form Se, but the determination of its exact composition with respect to the Se species present produced conflicting results. Improved methods of analysis have since revealed it to contain 90+ % of its Se in the form of selenomethionine, the principal organic nutritional form of Se for higher animals and humans. The safety record of Se yeast is excellent: During the three decades of its world-wide use as a source of supplemental Se, no cases of Se poisoning have occurred due to dosage or formulation errors.


Conference

International Symposium on Trace Elements in Food (TEF-2), International Symposium on Trace Elements in Food, TEF, Trace Elements in Food, 2nd, Brussels, Belgium, 2004-10-07–2004-10-08


Published Online: 2009-01-01
Published in Print: 2006-01-01

© 2013 Walter de Gruyter GmbH, Berlin/Boston

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