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Foods / Vegetables

Is Cucumber keto?

In moderation

Cucumber can fit a keto diet in small portions. A serving (1 cup sliced (104 g)) has about 3.2 g of net carbs, roughly 13% of a typical 25 g daily limit.

Share of a 25 g net-carb day13%

The short answer

A refreshing, nearly carb-free snack and cracker substitute.

A typical serving is 1 cup sliced (104 g). That has 16 calories, 0.7 g protein, 0.1 g fat and 3.2 g net carbs (3.7 g total carbs − 0.5 g fiber).

How many servings fit in your carb budget?

6servings at 20 g/day
7servings at 25 g/day
15servings at 50 g/day

Based on using your entire daily net-carb limit on this one food, which you would not do in practice.

Lower-carb swaps for cucumber

Nutrition facts

Serving size1 cup sliced (104 g)
Calories16
Total fat0.1 g
Total carbohydrate3.7 g
Dietary fiber0.5 g
Net carbs3.2 g
Protein0.7 g

Per 100 g: 15 kcal · 3.1 g net carbs · 0.7 g protein · 0.1 g fat. Estimates vary by brand and preparation.

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Frequently asked questions

Is cucumber keto?

Cucumber can fit a keto diet in small portions. A serving (1 cup sliced (104 g)) has about 3.2 g of net carbs, roughly 13% of a typical 25 g daily limit.

How many carbs are in cucumber?

A serving of cucumber (1 cup sliced (104 g)) has about 3.7 g of total carbohydrates and 0.5 g of fiber, which works out to roughly 3.2 g of net carbs. Per 100 g it has about 3.1 g of net carbs.

Can I eat cucumber on a keto diet?

In small portions, yes. A refreshing, nearly carb-free snack and cracker substitute. Count it toward your daily net carb limit and keep the serving modest.

What can I eat instead of cucumber?

Lower-carb swaps include cauliflower, broccoli, green beans, zucchini.

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More vegetables

CauliflowerVegetables1 cup (107 g)3.2g netIn moderation
TomatoVegetables1 medium (123 g)3.3g netIn moderation
OkraVegetables½ cup (80 g)3.4g netIn moderation
OnionVegetables¼ cup chopped (40 g)3g netKeto-friendly
TurnipVegetables½ cup cubed (65 g)3g netKeto-friendly
KaleVegetables1 cup chopped (67 g)3.5g netIn moderation
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