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Can cats eat walnuts?

Avoid

Fatty, and moldy walnuts can carry tremor-causing toxins.

Don't.

Why

Walnuts are fatty, and old or moldy ones can harbour tremorgenic mycotoxins that cause tremors and seizures.

If your cat has a condition

  • Kidney disease Avoid Lower than the 2,000 mg/1000kcal kidney-diet line. Phosphorus 516 mg/1000kcal
  • Diabetes Avoid Low in carbohydrate. Carbs 5% of calories
  • Heart disease (HCM) Avoid Low in salt. Sodium 4 mg/1000kcal
  • Urinary stones Avoid No specific stone concern known — water intake matters more.

Nutrition per 100 g

Nutrients per 100 g, with phosphorus also shown per 1000 kcal
Calories688 kcal
Protein15.47 g
Fat71.99 g
Carbohydrate7.92 g
Phosphorus355 mg 516 mg/1000kcal
Sodium3 mg
Potassium353 mg

Source: Korea MFDS Food Nutrient Database — 호두_말린것

SourcesReviewed 2026-10-24

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