Royal Canin Dry Cat Food Sensible 2Kg Sensible For cats with sensitive digestive systems from 1 to 7 years old. Sensible is formulated with prebiotic fibers, which help feed the beneficial bacteria in the colon and promote improved digestive health. This reduces stool odour and contributes to optimal stool quality. Did you know? Some cats are prone to digestive problems that lead to soft stools, constipation or diarrhea. A specially formulated food can help to strengthen the digestive system.