Mustard sauce is generally safe for your dog to eat in moderation. However, it is important to remember that mustard can also contain vinegar, spices, salt, and other condiments. 

These ingredients are not necessary for your dog as they don’t provide your pet with any health benefits. Moreover, some of these ingredients could also cause irritation to your dog’s sensitive stomach lining and oral cavity.

Worry not: licking a little bit of mustard won’t do any harm to your dog. But, in large quantities, it could result in stomach pain, vomiting, and diarrhea in your dog. If you notice these symptoms, it may be best to call and check with your veterinarian regarding the next course of action to take.

In any case, it may be best to keep the bottle of mustard sauce out of your dog’s reach. If you have any concerns about your dog’s diet, it’s always a good idea to consult with your veterinarian.

To ensure your pet will live a long and healthy life, it is always a good idea to invest in pet health insurance. Preparing for the unexpected guarantees money is never an issue in keeping you pup healthy.