This weight management dog food was created with Hill's unique understanding of the biology of overweight dogs. It provides lean muscle support, and also uses clinically proven antioxidants for a healthy immune system. Over 70% of dogs lost weight within 10 weeks with Science Diet Perfect Weight dry dog food - and now it comes in a smaller kibble for smaller mouths. Feed this breakthrough nutrition for your small dog's healthy weight maintenance and long-lasting weight support. Weight management dog food in a smaller kibble. Dry dog food for healthy weight maintenance and long-lasting weight support. Lean muscle support. Natural ingredients with added vitamins, minerals and amino acids. Made in the USA with global ingredients you can trust.