Companion Animal Welfare

Senior Dog Nutritional Needs

How dietary adjustments in older dogs support health, comfort, and quality of life.

Key Facts

Dogs are generally considered senior from around seven years of age, varying by size
Metabolic rate declines with age, increasing risk of obesity if diet is not adjusted
Protein needs remain high or increase in senior dogs to maintain muscle mass
Joint health supplements including omega-3 fatty acids benefit many older dogs
Kidney disease is common in senior dogs and may require phosphorus restriction
Dental disease affects most dogs over seven years and influences food palatability

Welfare Considerations

Nutrition plays a central role in senior dog wellbeing. Obesity exacerbates arthritis and reduces mobility, while muscle wasting impairs quality of life and independence. Many commercial senior diets reduce protein unnecessarily, which can accelerate muscle loss. A veterinary nutritional assessment helps owners choose appropriate diets for their individual dog, taking into account body condition, organ function, dental status, and any concurrent disease.

What You Can Do

Schedule a veterinary health check including body condition scoring for dogs over seven
Discuss dietary needs with a vet rather than simply switching to a generic senior formula
Monitor body weight and muscle mass monthly and adjust diet accordingly
Ensure senior dogs have access to fresh water, especially those on dry food or with kidney concerns
Consider dental assessment to ensure older dogs can eat comfortably and maintain nutrition