In Clover Fresh Digest Daily Intestinal Aid for CatsSupports Intestinal Balance and a Healthy Immune SystemComplete Digestive Supplement for CatsBad breath, gas and intestinal discomfort are often caused by poor digestion, even with a healthy diet. Fresh Digest is a complete formula of 4 plant-based enzymes plus clinically-tested levels of FOS to start working fast. FOS is food for the "friendly" bacteria naturally present in cats and beneficial to maintaining good health. Fresh Digest supports the natural balance that is sometimes upset by diet change, travel or separation, or the normal aging process. It has NO inactive ingredients or fillers that may upset sensitive systems. This natural formula supports intestinal balance and a healthy immune system to promote more comfortable, active and vibrant cats.4 Plant Enzymes PLUS Fructooligosaccharides (FOS) in clinically-tested levelsNO fillers such as lactose or grain to cause further digestive upsetTasty, slightly sweet powder100% GuaranteedSuggested Daily Use: 1/4 tsp. per cup of food. Double amount for mature cats. Mix with moist food or sprinkle over dry food.