A balanced intestinal flora and proper bowel function are important conditions for uniform behavior that is less prone to moods and nervousness. More and more researchers to establish a link between the presence of excess acidity in the gastrointestinal tract and the generation of undesirable behavior. You can think of pressure, jumpy or erratic behavior, but also to air sucking, weaving or cribbing. The cause can certainly lie in an energy rich or difficult to digest food whether or not combined with levels of stress that the horse experiences.