| Pet Care Advice By Veterinarians |

Can Dogs Eat Tomatoes? The Great Tomato Debate!



Reviewed By: Dr. Joel Robertson

Learn more about us.

Introducing the age-old question that’s been pawing at dog owners for centuries: can dogs eat tomatoes?

This juicy and versatile fruit may be a delicious addition to our own diets, but when it comes to our furry friends, the answer isn’t quite so straightforward.

So before you start tossing tomatoes to your pup like they’re treats, let’s dig in and separate the fact from fiction when it comes to tomatoes and our four-legged companions.

Can Dogs Eat Tomatoes?

Can Dogs Eat Tomatoes

Yes, dogs can eat tomatoes, but it is recommended to serve them in moderation because they contain solanine, a toxic substance that can be harmful to dogs if consumed in large quantities.

To safely feed your dog tomatoes, there are some things you need to know.

Firstly, it’s important to only feed your dog ripe tomatoes, as unripe tomatoes and their leaves and stems contain solanine, a toxic substance for dogs. Additionally, tomatoes should be given in moderation and should not replace your dog’s regular diet.

Tomatoes are also high in acid, which can cause digestive upset in some dogs. If you’re introducing tomatoes to your dog’s diet for the first time, it’s a good idea to start with a small amount and see how they react.

Overall, while tomatoes can be a tasty snack for your furry friend, it’s important to feed them in moderation and never give them raw or unripe tomatoes. As always, consult with your veterinarian if you have any concerns about your dog’s diet.

See also: 47 Safe Vegetables To Feed Your Dog. Puppy Power!

How Many Tomatoes Can Dogs Eat?

The amount of tomatoes that dogs can eat depends on the individual dog’s size, age, health, and activity level.

In general, it is recommended to feed dogs small amounts of tomatoes as occasional treats rather than as a regular part of their diet.

Dogs can eat between 1 and 3 tomatoes, depending on their size. It is always important to monitor your dog’s reaction to new foods, including tomatoes, and to contact a veterinarian if you notice any adverse effects.

In some cases, feeding too many tomatoes can cause gastrointestinal problems or other health issues in dogs.

Tomatoes Feeding Chart According To Size

TomatoesToy dogs1 tomato
TomatoesSmall dogs1 tomato
TomatoesMedium dogs1-2 tomatoes
TomatoesLarge Dogs1-3 tomatoes

Tomatoes Feeding Chart According To Age

Tomatoes0 – 6 monthsDon’t feed
Tomatoes6 – 12 months1 tomato
Tomatoes12 – 24 months1-2 tomatoes
Tomatoes24+ months1-3 tomatoes

How Often Can Dogs Eat Tomatoes

Dogs can eat tomatoes occasionally as a treat or as part of a balanced diet. However, it is recommended to feed them tomatoes a few times a week.

Tomato can be a healthy addition to a dog’s diet as it is a good source of vitamins A, C, and K, as well as potassium and fiber.

However, it is important to remember that tomatoes are not an essential part of a dog’s diet, and excessive consumption can lead to digestive upset or other health issues.

As a general rule, it is best to limit tomato intake to small amounts and feed other, more nutritionally complete foods as the primary source of a dog’s diet.

It is always important to consult with a veterinarian before making any dietary changes for your dog.

Health Benefits of Tomatoes To Dogs

  1. Rich in Nutrients. Tomatoes are rich in nutrients such as vitamin C, vitamin K, potassium, and fiber, all of which contribute to a dog’s overall health and well-being.
  2. Boosts Immunity. Tomatoes contain antioxidants that help to boost a dog’s immunity and reduce the risk of chronic diseases such as cancer.
  3. Promotes Eye Health. The high vitamin A content in tomatoes helps to promote eye health in dogs and can reduce the risk of cataracts and other vision problems.
  4. Supports Cardiovascular Health. Tomatoes contain lycopene, a powerful antioxidant that has been linked to a reduced risk of heart disease in humans. Studies suggest that lycopene may provide similar benefits to dogs.
  5. Helps Digestion. The fiber in tomatoes can help to promote healthy digestion and reduce the risk of constipation in dogs.
  6. Helps Control Blood Sugar Levels. Tomatoes are low in calories and contain natural sugars, which can help to regulate blood sugar levels in dogs and reduce the risk of obesity.
  7. May Reduce Inflammation. Some studies suggest that the anti-inflammatory properties of tomatoes may help to reduce inflammation in dogs with arthritis or other joint problems.

Potential Risks of Feeding Tomatoes To Dogs

  1. Solanine Toxicity. Tomatoes contain solanine, a toxin that can be harmful to dogs if consumed in large amounts. While the amount of solanine in tomatoes is usually not enough to cause serious harm, it is still important to feed them in moderation and remove the stems and leaves, which contain higher levels of the toxin.
  2. Digestive Problems. Dogs that eat too many tomatoes may experience digestive problems such as diarrhea, vomiting, or loss of appetite. This can be particularly problematic for dogs with sensitive stomachs or pre-existing digestive issues.
  3. Allergic Reactions. Some dogs may be allergic to tomatoes, which can cause symptoms such as itching, redness, swelling, or hives. If you suspect that your dog is allergic to tomatoes, stop feeding them immediately and contact a veterinarian.
  4. Increased Urine Output. Tomatoes are high in water content, which can cause dogs to urinate more frequently. This can be an issue for dogs that are prone to accidents or that have limited access to outdoor space.
  5. Interference with Calcium Absorption. Tomatoes contain oxalates, which can interfere with calcium absorption and contribute to the formation of kidney stones in some dogs.
  6. Can be Harmful to Dogs with Certain Health Issues. Dogs with certain health issues, such as kidney disease or diabetes, may need to avoid tomatoes altogether due to their high potassium and sugar content.

Nutritional Benefits of Tomatoes For Dogs

Tomatoes Nutrition Facts per 100 grams% DV *
Total Fat0.2 g
Cholesterol0 mg
Sugar2.6 g
Glycemic Index15
Sodium5 mg
Carbs3.89 g
Protein0.8 g
Vitamin C12.5 mg
Potassium215.7 mg

Are Dogs Sensitive To Tomatoes?

While many dogs can tolerate small amounts of ripe tomato without issue, some dogs may be sensitive to the fruit’s natural compounds. The symptoms of tomato sensitivity in dogs may include:

  1. Gastrointestinal Upset: Eating tomatoes sometimes causes gastrointestinal upset in dogs, such as vomiting, diarrhea, or constipation.
  2. Itching and Skin Irritation: For some dogs, exposure to tomatoes can cause redness, itching, or even hives on the skin or around the mouth.
  3. Breathing Problems: In rare cases, dogs may develop difficulty breathing or other respiratory symptoms upon ingestion or exposure to tomatoes.
  4. Lethargy: Dogs that are sensitive to tomatoes may experience lethargy or a lack of energy after consuming them.
  5. Allergic Reaction: In severe cases, some dogs may experience an allergic reaction to tomatoes, which can cause symptoms such as anaphylactic shock, facial swelling, or difficulty breathing. This is a medical emergency, and owners should seek veterinary attention immediately if they suspect their dog is experiencing an allergic reaction.

It’s important to monitor your dog’s reaction to new foods, including tomatoes, and to contact a veterinarian if you notice any adverse effects. If you suspect your dog is sensitive to tomatoes, it is best to avoid feeding them to your pet altogether to prevent any further reaction.

How To Prepare Tomatoes For Dogs

Sliced or Diced

One of the simplest ways to serve tomatoes to dogs is to slice or dice them into small pieces and add them to your dog’s meal. It’s important to remove the stem and leaves, as they contain the highest concentration of solanine, a natural substance that can be toxic in high amounts.

Cooked or Pureed

Cooking tomatoes improves their digestibility and can help to break down some of the more challenging compounds that make them difficult to digest for some dogs. Try cooking the tomatoes until they are soft, then pureeing them and adding them to your dog’s meal as a sauce or paste.


Frozen tomatoes can be a refreshing treat for dogs, particularly during the warmer months. Simply wash the tomatoes, remove the stem, and place them in a freezer-safe container to freeze. Once frozen, remove the skins and serve them to your dog in small, bite-sized pieces.

How Fast Will Dogs Digest Tomatoes

The speed at which dogs digest tomatoes can vary depending on a number of factors, such as the individual dog’s metabolism, overall health, and size.

In general, however, dogs are able to digest small amounts of ripe tomatoes relatively quickly, usually within a few hours after consumption.

However, like most high-fiber foods, tomatoes can take longer to digest if they are fed in large quantities or if the dog is not accustomed to eating them.

In some cases, ingesting large amounts of tomato can lead to gastrointestinal upset, such as diarrhea or vomiting.

It’s important to remember that every dog is unique and may have different digestive abilities.

If you have concerns about your dog’s ability to digest tomatoes, it’s always a good idea to consult with your veterinarian to ensure that your dog is receiving a balanced and nutritious diet.


Can dogs eat tomatoes cooked?

Yes, dogs can eat tomatoes cooked. Tomatoes are a safe source of vitamins and minerals for dogs in moderation. When feeding your dog cooked tomatoes, make sure to remove the seeds and skin first as they can be difficult for a dog to digest.

Can dogs eat tomato sauce?

Yes, dogs can eat tomato sauce in small amounts. It’s important to remember that the tomato sauce should be plain and free of any seasoning or added sugar. If you are adding spices or sweeteners, make sure they are safe for a dog’s digestive system before serving.

Can dogs eat tomatoes raw?

Yes, dogs can eat tomatoes raw. Tomatoes are safe for your pup as long as they are ripe and free from any signs of mold or rot. However, tomato leaves and stems should be avoided as they can be toxic to dogs.

Can dogs eat tomato soup?

No, dogs should not eat tomato soup. Tomatoes are fine for dogs in moderation, but tomato soup can contain large quantities of tomatoes that could cause an upset stomach and digestive issues for your pet. Additionally, many canned and packaged soups have added ingredients such as garlic or onion powder which can be toxic to dogs.

Can dogs eat tomato seeds?

Yes, dogs can eat tomato seeds. However, it is important to note that the tomato seed should be cooked first before feeding it to your dog. Raw tomato seeds could cause gastrointestinal distress in some dogs due to the high acidity of tomatoes.

In Conclusion

In conclusion, dogs can eat tomatoes, but it’s important to do so in moderation and in a safe manner.

Tomatoes contain several important nutrients and health benefits, including vitamins, antioxidants, and fiber.

However, they also contain solanine, which can be harmful to dogs if consumed in large amounts. Additionally, some dogs may be sensitive to tomatoes or develop digestive problems if fed too much.

Please take the time and leave a comment below if this article helped you, or you have any additional questions.

Learn more about us.

Affiliate Disclaimer

As an affiliate, we may earn a commission from qualifying purchases. We get commissions for purchases made through links on this website from Amazon and other third parties.

Leave a Reply

Your email address will not be published. Required fields are marked *

Latest posts

DMCA.com Protection Status