The 10% rule for treat calories is a nutritional guideline that limits treats to no more than 10% of your pet’s total daily caloric intake. We’ve outlined how to calculate this based on body weight and provide practical portion sizes.


| Item | Total daily calories (dog) | 10% treat limit (dog) | Total daily calories (cat) | 10% treat limit (cat) |
|---|---|---|---|---|
| 2kg | approx. 170 kcal | approx. 17 kcal | approx. 130 kcal | approx. 13 kcal |
| 5kg | approx. 350 kcal | approx. 35 kcal | approx. 250 kcal | approx. 25 kcal |
| 10kg | approx. 590 kcal | approx. 59 kcal | ||
| 15kg | approx. 800 kcal | approx. 80 kcal | ||
| 20kg | approx. 990 kcal | approx. 99 kcal |
These are estimates based on a neutered, indoor lifestyle. Confirm exact values with the feeding guide on the food packaging or by consulting a veterinarian.

When to Reduce or Eliminate Treats
If your pet is already overweight or has underlying conditions such as diabetes, pancreatitis, or kidney disease, stricter management than the 10% rule is necessary. In cases where obesity has been diagnosed, you should significantly reduce or temporarily eliminate treats, and adjust the amount of main meals accordingly to achieve weight loss. Specific calorie goals and treat allowances must be determined through consultation with a veterinarian, tailored to your pet’s individual condition. Always consult your veterinarian before selecting treats for pets with underlying health issues.

Human Food Counts Toward Calorie Intake
Even a single piece of candy dropped by the owner or a bite of meat shared from the dinner table counts toward your pet’s daily calorie intake. Human foods contain significantly higher levels of salt, sugar, and fat, so even at the same calorie count, they place a much greater burden on pets. As a general rule, avoid feeding any human foods known to be harmful to pets—such as chocolate, onions, and grapes—unless specifically directed by a veterinarian, even if you’re following the 10% rule. Always choose treats made exclusively for pets.

A veterinarian who majored in veterinary medicine at Khon Kaen University, Thailand, and completed the IVSA program at North Carolina State University in the United States. Drawing on clinical experience at animal hospitals, he works in the pet healthcare field and is dedicated to building a digital care environment that connects pet parents with veterinarians.
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[1] Small Animal Clinical Nutrition, 5th Edition, Hand et al., Mark Morris Institute, 2010
[2] Nutrient Requirements of Dogs and Cats, National Research Council (NRC), 2006
[3] AAHA Weight Management Guidelines for Dogs and Cats, Brooks et al., 2014