can dogs eat tomato?
Ripe, red tomatoes are generally safe for dogs in moderation, but all green parts of the plant, including stems, leaves, and unripe fruit, are toxic due to solanine.
- 1Ripe, red tomatoes are generally safe for dogs to consume in small, infrequent amounts.
- 2The stems, leaves, and unripe (green) tomatoes contain solanine, a toxic glycoalkaloid.
- 3Solanine poisoning symptoms in dogs include gastrointestinal upset (vomiting, diarrhea), lethargy, weakness, and loss of coordination.
- 4Always remove all green parts and stems from ripe tomatoes before offering them to your dog to prevent solanine exposure.
Detailed Answer
Ripe, red tomatoes are generally considered safe for dogs to eat in moderation. These fruits are low in calories and rich in vitamins A and C, and fiber. However, the critical distinction lies between ripe fruit and the green parts of the tomato plant. The stems, leaves, and unripe (green) tomatoes contain a toxic compound called solanine. Solanine is a glycoalkaloid that can be harmful to dogs if ingested in sufficient quantities.
Symptoms of solanine poisoning can range from mild gastrointestinal upset, such as vomiting and diarrhea, to more severe signs like lethargy, weakness, tremors, dilated pupils, and loss of coordination. While the amount of solanine in a fully ripe red tomato is typically negligible and poses little risk, it's crucial to ensure all green parts are removed before offering any tomato to your pet. Avoid feeding large quantities, as even safe foods can cause digestive upset.
Warning: Never allow your dog access to tomato plants or unripe tomatoes. If you suspect your dog has ingested any part of a tomato plant containing solanine or is showing signs of poisoning, contact your veterinarian immediately. Avoid processed tomato products like sauces or soups, as they often contain added salt, sugar, onions, or garlic, which are also harmful to dogs.
Published: August 27, 2026