2.5-Pound Bag, Chihuahua Dry Dog Food Intense flavors and aromas to stimulate even the most delicate appetite in adult Chihuahua's over 8 months of age L-carnitine, moderate sodium levels and antioxidants to support heart health for the long-life span of the Chihuahua Sodium tripolyphosphate and a specialized kibble create a brushing effect, helping to reduce plaque and tartar For Chihuahua's over 8 months old