purina ONE Indoor Formula, rich in Turkey and Whole Grains. For cats that live indoors. PURINA ONE Indoor Formula is specifically for indoor cats and can be used to minimize the formation of trichobezoars, clear gastric mucus in 14 days* (*Purina research). Reduced litter box odor: contains chicory, a natural ingredient that has the effect of a sanitary container. Healthy body condition without deposition, adjusted protein/fat ratio. High quality ingredients for calps. Healthy urinary system promoted by balanced mineral salts. Free of absorbed mineral salts