Simpsons Premium Senior/Light dog food is a complete and balanced diet designed to meet the needs of mature dogs, overweight dogs, neutered dogs or dogs with a tendency to gain weight easily. This diet is also suitable as a maintenance diet for dogs with a bigger appetite but who do not need to gain weight. Simpsons Senior/Light contains less oil and calories than the adult Simpsons range making it the perfect diet for senior dogs or those suffering from joint stiffness.