10 Refreshing Fruits That Are More Hydrating Than Plain Water
Water is the hydration tool of choice during a summer heat wave, but the foods you eat also help. Eating fruit in hot weather gives you more fluid and dehydration-fighting electrolytes.
Food Studies Institute. Water content in fruits & vegetables.
You also get nutrition, including many vitamins, minerals, and fiber.
1. Cucumbers
Technically, cucumbers are classified as a fruit, and they have a very high water content—up to 96%. Cucumbers also provide nutrients you need to guard against dehydration.2
USDA. Cucumber, with peel, raw.
15 calories per one cup serving
Contains:
- Vitamin K
- Folate
- Calcium
- Antioxidant polyphenols
- Flavonoids
- Potassium
- Magnesium
- Sodium
2. Tomatoes
Another veggie that’s really a fruit, tomatoes are about 94% water and are a staple for salads, sandwiches, and wraps.
Nutrition Facts: 4
- 45 calories per one cup serving
Contains:
- Vitamin A
- Vitamin K
- Vitamin C
- Potassium
- Antioxidants, such as lycopene.5
- Magnesium, which can help muscles recover from summertime physical activity
3. Watermelon
As the name suggests, watermelon is indeed one of the most hydrating fruits you can eat, with a water content of about 92%.
Nutrition Facts:
- 85 calories per wedge, or about 1/16 of the whole melon
Contains:
- Fiber
- Vitamin A
- Potassium
- Lycopene.67
- Citrulline, which is an amino acid that promotes healthy blood flow throughout your body
4. Strawberries
Strawberries have a water content of around 92% and are a perfectly sweet summer treat. Don’t let the sweet taste fool you—strawberries are actually a fairly low glycemic index fruit, so they’re less likely to spike your blood sugar.8
Nutrition Facts:
- 48 calories per one-cup serving
Contains:
- Vitamin C
- Folate M
- Manganese
- Fiber
- Anthocyanins and flavonoids, which are powerful antioxidants9
5. Grapefruit
Grapefruit is about 90% water, so it can be a crisp, tangy addition to salads and makes for a refreshing juice. Just remember that grapefruit interacts with a lot of medications.10 So, if you take any prescription medications, make sure to check the label to see if it’s safe to eat grapefruit or drink grapefruit juice.
Nutrition Facts:
- About 53 calories for half a grapefruit11
Contains:
- Vitamin C
- Vitamin A
- Fiber
Polyphenols, which are anti-inflammatory and antioxidants12
Cantaloupe’s water content is about 90%, making it a hydrating melon that can be a sweet snack on its own or used as a complement in savory salads. Its soft texture also makes it a great choice for making your own sorbet or popsicles.
Nutrition Facts:
- 23 calories for one medium-sized wedge
Contains:
- Fiber
- Vitamin A
- Beta-carotene13
7. Peaches
Biting into a ripe, juicy peach on a summer afternoon is a delight, and these little fruits pack a pretty impressive hydration punch with a water content of about 88%. Add them to salads or pair them with your other fruit favorites to make kebabs.
Nutrition Facts:
- 66 calories in one cup of sliced peaches14
Contains:
- Fiber
- Vitamin C
- Vitamin A
- Vitamin B
- Beta-carotene
- Potassium15
8. Cranberries
Whole, not dried, cranberries are about 87% water. Keeping a bag of frozen cranberries in the freezer for yogurt or salads is a quick and easy way to add extra hydration to a meal.
Nutrition Facts:
- 11 calories per one cup of raw, fresh cranberries
Contains:
- Soluble and insoluble fiber
- Vitamin E
- Vitamin K1
- Copper
- Manganese16
- Proanthocyanidins, which research suggests could help prevent urinary tract infections 17
- The skin also contains some antioxidant polyphenols18
USDA. Cranberries, raw.
9. Pineapple
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If you want a little tropical feel on a blisteringly hot summer day, pineapple’s water content of 87% can help cool you off. Dice it up to add a little sweetness to a wrap or salad.
Nutrition Facts:
- 40 calories in one slice of pineapple
Contains:
- Vitamin C
- Vitamin B6
- Copper
- Magnesium
- Potassium
- Iron19
10. Raspberries
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Nutrition Facts:
- 62 calories per one cup of raspberries
Contains:
- Vitamin K
- Vitamin E
- Vitamin B
- Vitamin C
- Fiber
- Antioxidants
- Magnesium
- Phosphorus
- Potassium
- Manganese
What This Means For You
Staying hydrated isn’t just about drinking water—the foods you eat also help keep your body in balance in hot weather. Many fruits, including cucumbers, watermelon, and berries, have a high water content.
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By Abby Norman
Norman is a science writer and medical editor. She is the author of “Ask Me About My Uterus: A Quest to Make Doctors Believe in Women’s Pain.”