US Patent 11185524 Means for protecting methionine hydroxy analog from rumen degradation

Chemically modified methionine hydroxy analogs that are protected from degradation by rumen microorganisms. The chemically modified compounds comprise methionine hydroxy analog chemically linked to a fatty acid having at least 12 carbon atoms. Methods for increasing rumen bypass of methionine hydroxy analog and/or providing methionine hydroxy analog to a ruminant's small intestine for absorption, wherein the methods comprise administering to the ruminant a chemically modified methionine hydroxy analog as defined above.