Kaytee Forti-Diet Pro Health Mouse, Rat, and Hamster Food was developed by an animal nutritional expert to ensure your pet gets the proper nutrition. Forti-Diet Pro Health contains probiotics and prebiotics to support digestive health. This food is rich in natural antioxidants for general health and immune support plus contains some larger, more crunchy pieces to support dental health through natural chewing activity. Kaytee understands that sharing your life with a small pet is not only enjoyable but very enriching. Kaytee shows our love by ensuring we provide your small pet with the best nutrition for a long and healthy life. With over 150 years of nutritional experience, it's no wonder why Kaytee is at the heart of every healthy feeding routine. A naturally preserved product needs special attention to maintain maximum freshness. After opening bag, remove air from package and reseal tightly. Use food within 30 - 45 days. Store in a cool, dry location. Refrigerate or freeze for extended storage.