PreBiotics - healthy, strong defenses. Select natural ingredients with added vitamins, minerals and amino acids. No fillers or artificial preservatives. 100% complete and balanced for maintenance. 100% satisfaction guaranteed. Vet recommended. Iams nutrition proactively nourishes your dog to help keep him at his best. Strong, Firm Muscles: Builds strong muscles with protein sourced from chicken and egg. Healthy Heart: Nourishes the heart with 7 essential nutrients. Strong Immune System: Enriched with antioxidants to help maintain a strong immune system. Easy Digestion: Gentle fiber source to support your dog's ability to absorb nutrients. Healthy Teeth: Crunchy kibbles scrub your dog's teeth with every bite, to help reduce plaque and tartar buildup that can lead to bad breath. Iams ProActive Health MiniChunks Dog Food is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for Maintenance.