Senior Guide · Small Senior (Under 10 kg)
Small Senior Dog Food Guide
Small breed senior dogs (7–8+ years) need food that supports aging joints, protects kidney function, and maintains dental health — while keeping calories appropriate for reduced activity.
Daily Calorie Guide by Weight
Based on RER × 1.2–1.4 for senior dogs with reduced activity. Reference food: 400 kcal/100g.
| Weight | Daily Calories (senior) | Approx. Amount (400 kcal/100g) |
|---|---|---|
| 3 kg | ~120–140 kcal/day | ~30–35 g |
| 5 kg | ~175–200 kcal/day | ~44–50 g |
| 7 kg | ~220–250 kcal/day | ~55–63 g |
| 10 kg | ~275–315 kcal/day | ~69–79 g |
Key Food Selection Points
- ✓Small breed senior formula with lower calorie density
- ✓High-quality digestible protein — do not restrict unless kidney disease is diagnosed
- ✓Glucosamine & chondroitin for joint support
- ✓Lower phosphorus to protect aging kidneys
- ✓Dental-friendly kibble; consider mixing wet food if dental health declines
- ✓Antioxidants (Vitamin E, C) for immune support
Frequently Asked Questions
Q. What makes small senior food different from small adult food?
Senior formulas have lower calorie density (activity decreases with age), added joint support (glucosamine/chondroitin), lower phosphorus for kidney protection, and antioxidants. The protein level stays high or similar — seniors need quality protein to maintain muscle mass.
Q. My small senior dog is losing weight — should I be concerned?
Weight loss in senior dogs can be a sign of dental pain, digestive issues, kidney disease, cancer, or other conditions. If your senior dog loses more than 10% of body weight without dietary changes, consult your vet promptly. Do not simply increase food portions without investigation.
Q. How much should I feed my small senior dog per day?
A 5 kg small senior needs approximately 175–200 kcal/day (roughly 10–15% less than an active adult). Use your specific food's feeding guide as a baseline, and adjust based on your dog's body condition score. Weigh monthly.
Q. When should I switch a small senior to wet food?
If your dog develops dental disease or tooth extractions that make dry kibble difficult to eat, mixing wet food or switching to a wet/semi-moist diet can help. You can also soften dry kibble with warm water to make it easier to eat without fully switching.