Can cats eat cucumber?

A few thin slices are fine — mostly water, almost no calories. About 95% water, so nearly calorie-free. Slice thinly; the skin is tough.

How much

Up to per day 15g about 3 pieces · 1 thin slice ≈ 5 g

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

PreparationThinly sliced.

About 95% water, so nearly calorie-free. Slice thinly; the skin is tough.

Kidney disease A little High ratio, but this portion has only 6 mg phosphorus. Phosphorus 2,786 mg/1000kcal
Diabetes OK to give At this portion it is only 0.5 g of carbohydrate. Carbs 87% of calories
Heart disease (HCM) OK to give Low in salt. Sodium 214 mg/1000kcal
Urinary stones OK to give No specific stone concern known — water intake matters more.

Source: Korea MFDS Food Nutrient Database — 오이_개량종_생것

SourcesReviewed 2026-10-24