3 kcal P 0.87g
🍎 Fruits and Fruit Juices
Calories in Watermelon, seedless, rind only
The part you throw away is surprisingly edible and packed with citrulline.
19 kcal
What makes watermelon so powerful?
Watermelon rind is often discarded, but it contains a concentrated amount of the amino acid citrulline, which gets converted into arginine in the kidneys. This process plays a role in vasodilation, helping blood vessels relax and improving blood circulation. While the pink flesh is prized for lycopene and hydration, the pale green rind offers a different biochemical profile, providing more fiber and a satisfying crunch. Historically, resourceful cooks in the American South and parts of Asia have utilized the rind for centuries, turning it into sweet pickles, preserves, and stir-fry ingredients. The rind's firm cellular structure allows it to absorb syrups and marinades exceptionally well, transforming its somewhat bland, cucumber-like taste into a versatile culinary canvas. Eating the rind also reduces food waste, maximizing the nutritional yield of the entire fruit. Because the rind is lower in sugar than the flesh, it provides a subtle, refreshing bite without the intense sweetness, making it suitable for savory applications where the flesh would turn mushy.
Rich in citrulline
The rind contains high levels of citrulline, an amino acid that helps improve blood flow and cardiovascular health.
Reduces food waste
Consuming the rind maximizes the nutritional yield of the fruit and keeps perfectly edible biomass out of landfills.
Cucumber-like crunch
Its firm texture and mild flavor make it an excellent substitute for cucumbers in savory salads and slaws.
💡 When & how to use it
To prepare watermelon rind, use a vegetable peeler to remove the tough, dark green outer skin, leaving the pale green-white layer underneath. Slice it thinly and add it raw to salads for a refreshing crunch, or blend it into smoothies with lime. For cooking, try pickling the rind in a brine of vinegar, sugar, and spices—a classic Southern preservation method. You can also cube and stir-fry it with soy sauce and garlic, as its firm texture holds up beautifully to high heat. Store unused rind strips in an airtight container in the refrigerator for up to a week.
Calories by Serving Size
100g
19 kcal
P 0.53g C 4.17g F 0.07g
200g
38 kcal
P 1.1g C 8.3g F 0.1g
50g
10 kcal
P 0.3g C 2.1g F 0g
Full Nutrition Facts
Per 100g — daily values based on a 2,000 calorie diet
Nutrition Facts
Serving size: 100g
Calories 19
% Daily Value*
Total Fat 0.07g 0%
Sodium 3.76mg 0%
Total Carbohydrate 4.17g 2%
Dietary Fiber 1.54g 6%
Protein 0.53g 1%
Vitamin C 7.09mg 8%
Calcium 16.9mg 1%
Iron 0mg 0%
Potassium 272mg 6%
* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
How does Watermelon fit your daily goals?
4 min
Walking to burn 19 kcal
1%
of 2,000 kcal daily goal
0.53g
protein (1% of daily 50g)
105
servings until 2,000 kcal
Log Watermelon in CalRay — just snap a photo
CalRay's AI recognizes watermelon and hundreds of thousands of other foods from a photo. No manual lookup needed.
Frequently Asked Questions
How many calories are in Watermelon, seedless, rind only?
Watermelon, seedless, rind only contains 19 calories per 100g. It is considered a very low-calorie food (under 50 kcal/100g), making it excellent for weight management.
How much protein does Watermelon, seedless, rind only have?
Watermelon, seedless, rind only provides 0.53g of protein per 100g, which is 1% of the 50g daily recommended value. It is not a primary protein source.
How many carbs are in Watermelon, seedless, rind only?
Watermelon, seedless, rind only contains 4.17g of carbohydrates per 100g . It also provides 1.54g of dietary fiber.
Is Watermelon, seedless, rind only good for weight loss?
Yes! Watermelon, seedless, rind only is very low in calories (19 kcal/100g) and can be eaten in generous portions even on a calorie-restricted diet.
How do I track Watermelon, seedless, rind only calories accurately?
The easiest way to track watermelon is with CalRay. Simply snap a photo of your meal and the AI will automatically identify the food and calculate calories and macros based on the estimated portion size — no manual lookup required. You can also search by name and adjust gram weight manually.
🍽️ Perfectly Pairs With Watermelon
See all → 3 kcal 
16 kcal P 0.63g C 2.95g F 0.18g
50 kcal P 4.23g C 8.08g F 0.09g