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Can cats eat banana?

A little

A thin slice or two — too sugary for diabetic cats.

How much

Up to per day 10g about 2 pieces · 1 thin slice ≈ 5 g

4 kg adult cat, treats ≤10% of ~200 kcal/day

PreparationPeeled, thinly sliced.

Why

Not toxic, but high in sugar and starch. The constipation-helper idea is weak for cats, and too much causes diarrhea.

If your cat has a condition

  • Kidney disease OK to give Lower than the 2,000 mg/1000kcal kidney-diet line. Phosphorus 299 mg/1000kcal
  • Diabetes A little At this portion it is only 2 g of carbohydrate. Carbs 100% of calories
  • Heart disease (HCM) OK to give Low in salt. Sodium 0 mg/1000kcal
  • Urinary stones OK to give No specific stone concern known — water intake matters more.

Nutrition per 100 g

Nutrients per 100 g, with phosphorus also shown per 1000 kcal
Calories77 kcal
Protein1.11 g
Fat0.2 g
Carbohydrate20 g
Phosphorus23 mg 299 mg/1000kcal
Sodium0 mg
Potassium355 mg

Source: Korea MFDS Food Nutrient Database — 바나나_생것

SourcesReviewed 2026-10-24

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