Dr. Brecht Bruneel, Technical Director for Orffa Additives BV of the Netherlands has prepared an article documenting the benefits of L-selenomethionine marketed as Excential Selenium 4000.

The additive is superior to inorganic selenium  and selenocysteine with respect to absorption, retention and metabolic activity. Benefits of supplementation derived from inactivation of oxygen free radicals  enhances response to stress and improves field performance of broilers, breeders and egg-producing hens compared to dietary supplementation with alternative sources of selenium.

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