Can Dogs Eat Watermelon? The Perfect Summer Treat

When temperatures climb, watermelon is one of the best treats you can share with your dog. It's 92% water, naturally sweet, and packed with vitamins A, B6, and C. Most dogs love the taste, and the high water content makes it an excellent way to help your pup stay hydrated on hot days.

There are just two things you need to remove before sharing: the seeds and the rind. Let's cover everything you need to know about safely feeding watermelon to your dog.

Quick Answer: Safe (Flesh Only)

Why Watermelon Is Great for Dogs

• 92% water: Excellent for hydration, especially in warm weather
• Low calorie: About 46 calories per cup, making it guilt-free
• Lycopene: A powerful antioxidant that gives watermelon its red color
• Vitamin A: Supports eye health and immune function
• Vitamin B6: Important for brain health and hormone regulation
• Vitamin C: Boosts immune health
• No fat or cholesterol: A heart-healthy snack option

Seeds and Rind: What to Remove and Why

Seeds

Watermelon seeds aren't toxic, but they pose two problems. First, they can cause intestinal blockages, especially in smaller dogs. Second, they're difficult to digest. A few seeds accidentally swallowed probably won't cause harm, but it's best to use seedless watermelon or remove the black seeds before serving.

Rind

The rind (the hard, green outer layer) should never be given to dogs. It's extremely tough to digest and can cause gastrointestinal blockage or significant stomach upset. Even the white part just inside the green skin should be avoided.

How to Serve Watermelon to Dogs

1. Fresh cubes: Cut seedless watermelon into bite-sized cubes appropriate for your dog's size.
2. Frozen chunks: Freeze watermelon cubes for a refreshing popsicle-like treat on hot days.
3. Pureed: Blend watermelon flesh and freeze in ice cube trays for easy-to-serve frozen treats.
4. Dehydrated: Dehydrate watermelon slices for a chewy treat (note: this concentrates the sugar).

Portion Sizes

• Small dogs: 2-3 small cubes
• Medium dogs: 4-6 cubes
• Large dogs: A full cup of cubes
• Giant breeds: Up to 1.5 cups of cubes

While watermelon is low in calories, it does contain natural sugar. Moderation is still key, particularly for overweight or diabetic dogs.

Watermelon vs. Other Summer Fruits

• Watermelon vs. strawberries: Both are great summer treats. Strawberries have more fiber per serving, while watermelon offers superior hydration.
• Watermelon vs. bananas: Watermelon is much lower in calories and sugar. Bananas offer more potassium.
• Watermelon vs. mango: Both are safe. Mango is higher in sugar and calories but richer in vitamins.
• Watermelon vs. pineapple: Watermelon is gentler on digestion. Pineapple's bromelain enzyme can cause mouth irritation.

Not sure about a particular fruit? Use our Dog Food Safety Checker for instant answers.

Frequently Asked Questions

Can puppies eat watermelon?

Yes, once they're eating solid food. Cut it into very small pieces and remove all seeds. Start with just a couple of tiny pieces to see how they react.

Can dogs eat seedless watermelon?

Seedless watermelon is the ideal choice for dogs. Note that seedless watermelons may still contain small, white, immature seeds — these are soft and generally safe to eat.

My dog ate watermelon rind. What should I do?

Monitor your dog closely for 24-48 hours. Small pieces may pass without issue, but larger pieces can cause blockages. Watch for vomiting, diarrhea, lethargy, or loss of appetite, and contact your vet if you notice any of these signs.