Can Cat Eat mustard?

Also known as:
Brassica
Mustard is not toxic, but the compounds that make it spicy can cause significant gastrointestinal upset.
CautionSeasoning

Use Caution
This food should be given with caution and in very small amounts, if at all.
Mustard seeds and the prepared condiment contain compounds that are very irritating to a cat's stomach, which can lead to inflammation, vomiting, and diarrhea.
Detailed Information
Mustard seeds and the prepared condiment contain compounds that are very irritating to a cat's stomach, which can lead to inflammation, vomiting, and diarrhea.
Potential Risks
- May cause digestive upset
Recommendations
Avoid giving your cat mustard. It is not a suitable or safe food for them.
Veterinary Advice
Consult with your veterinarian before introducing this food to your cat.
Quick Facts
Safety LevelCaution
CategorySeasoning
Last Updated7/24/2025
Sources
- ASPCA Animal Poison Control Center
- Veterinary Nutritionist Guidelines
- Pet Food Safety Research