🥦 Vegetablesveganvegetariangluten free
🥒 Calories in Cucumber
96% water — the ultimate low-calorie, hydrating snack
Per 100g
15kcal
0.7g
Protein
3.6g
Carbs
0.1g
Fat
Calculate Your Serving
Full Nutrition Facts — Per 100g
| Nutrient | Per 100g | Per Half cucumber (150g) |
|---|---|---|
| Calories | 15kcal | 23kcal |
| Protein | 0.7g | 1.1g |
| Total Carbs | 3.6g | 5.4g |
| — of which Sugar | 1.7g | 2.6g |
| Total Fat | 0.1g | 0.2g |
| Dietary Fibre | 0.5g | 0.8g |
| Sodium | 2mg | 3mg |
Macro Breakdown
Protein0.7g (2.8 kcal)
Carbohydrates3.6g (14.4 kcal)
Fat0.1g (0.9 kcal)
All values per 100g. Protein & carbs = 4 kcal/g · Fat = 9 kcal/g
Key Vitamins & Minerals
Vitamin C2.8mg
3% of daily reference intake
Potassium147mg
4% of daily reference intake
✅ Key Nutrition Facts
- •Only 15 kcal per 100g — essentially calorie-free
- •96% water — contributes to daily hydration
- •High volume, low calorie — perfect for bulking out meals
- •Contains cucurbitacins — anti-inflammatory plant compounds
Calories by Serving Size
| Serving | Grams | Calories | Protein |
|---|---|---|---|
| 100g | 100g | 15 kcal | 0.7g |
| Half cucumber (150g) | 150g | 23 kcal | 1g |
| Whole cucumber (300g) | 300g | 45 kcal | 2.1g |
Frequently Asked Questions
How many calories in a cucumber?+
A whole medium cucumber (300g) contains approximately 45 calories. Per 100g, cucumber is only 15 calories — making it one of the most calorie-friendly foods available.
Is cucumber good for weight loss?+
Yes — cucumber is excellent for weight loss. At 15 kcal per 100g, you can eat a large amount for very few calories. Its high water content promotes hydration and fullness, and it adds volume and crunch to salads and meals.
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Data source: USDA FoodData Central & peer-reviewed nutritional references. Values are averages — actual nutrient content varies by brand, preparation method, and growing conditions. Not medical advice.