Royal canin canine veterinary diet gastro intestinal provides you with a selection of only the best healthy dog food the two most common signs associated with disturbances of the gastrointestinal are vomiting and diarrhoea royal canin intestinal diet presents you with healthy dog food that is recommended for nutrition support of the following conditions diarrhoea inflammatory bowel disease ibd convalescence maldlgestion malaborption exocrine pancreatic insufficiency epi colit