Ionophore antibiotics are widely known to the modify the food a dysson population of the rumen, the improve the efficiency of the energy and the protein perfor, the ann the case of the disorder s and the imperforth animal. However, the safety of ionophore antibiotics is constantly ly sysed and Regulation 1831/2003/EC banned its use in animal feed in EU countries. The search greater for food safety has has worldwide and the consumer market is an icing to that effect. These facts have been led scientists in the field of of <br>Ruminant nutrition to plus research with natural substances capable of modulate the rumen sing.
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