Last updated: June 17, 2026
Nutrition facts per 100 g
Calories in Watermelon
Watermelon has about 30 calories per 100 g, with 0.6 g protein, 0.2 g fat and 7.6 g carbs.
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Serving size calculator
Nutrition table
| Portion | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|
| 100 g | 30 kcal | 0.6 g | 0.2 g | 7.6 g |
| 1 cup diced (152 g) | 46 kcal | 0.9 g | 0.3 g | 11.6 g |
| 50 g | 15 kcal | 0.3 g | 0.1 g | 3.8 g |
| 200 g | 60 kcal | 1.2 g | 0.4 g | 15.2 g |
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Open FoodWarzGoogle Play sooniOS soonHow long to burn watermelon calories?
A 152 g portion is about 46 calories, roughly 12 minutes of brisk walking for many adults.
What changes the calories?
Oil, sauces, sugar, toppings, cooking method and portion weight can change watermelon calories quickly.
FAQ
How many calories are in watermelon?
Watermelon has about 30 calories per 100 g. A typical cup diced (152 g) has about 46 calories.
How much protein is in watermelon?
Watermelon has about 0.6 g protein per 100 g and about 0.9 g protein per cup diced.
Is watermelon good for calorie tracking?
Yes, as long as you track portion size. The biggest source of error is usually weight, sauces, oil and mixed ingredients.
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Data sources
Reference values are compiled from USDA FoodData Central, Open Food Facts and curated food databases. Your actual portion may differ by recipe, brand and cooking method.
Nutrition data methodologyNutrition values are estimates for calorie tracking and may vary by recipe, brand, cooking method and portion size. Not medical advice.