Get 15% off each AutoShipped order. Price will be reflected in cart at checkout. Royal Canin Gastrointestinal Fiber Response for cats is a complete and balanced diet used for acute or chronic constipation, Fiber responsive gastrointestinal disease, obstipation, and megacolon. This diet promotes a urinary environment unfavorable to the development of both struvite and calcium oxalate crystals. • Soluble fibers such as psyllium allow for softer stools to ease fecal elimination in constipated cats • Enriched with prebiotic fructooligosaccharides (FOS) and mannanoligosaccharides (MOS) to optimize intestinal health • Highly digestible proteins improve digestive function by decreasing colonic fermentation • Chelated minerals improve digestive and metabolic utilization of trace elements"