The changing concept of ketosis in dairy cattle

Ketosis is often regarded by many as a major metabolic disorder of dairy cows associated with reduced milk yield, health complications, and economic losses for the dairy industry. However, there is a growing body of evidence indicating the positive role of ketones in reducing metabolic dysfunction and chronic diseases. This article will discuss dissociation of ketosis as a disease from healthy hyperketonemia. Ketone bodies including acetoacetate, 3-beta-hydroxybutyrate, and acetone are energ