Many hot dogs contain ingredients that are not good for dogs, such as sodium nitrate, which has been linked to cancer, monosodium glutamate (MSG), and sugars or artificial sweeteners. Hot dogs also contain seasonings, such as garlic and onion powder, and these people foods can be toxic to dogs.

Happy Hot Dog Man (2011)

Opt for plain, unseasoned hot dogs when treating your dog. Lean meats are best: The most suitable hot dogs for dogs are those lower in fat—options made from leaner meats, like chicken or turkey, or plant-based ingredients are generally the best choices. Low sodium: High levels of sodium are a no-go for dogs.

Feeding your dog fatty foods, like hot dogs, bacon, ribs, or fried chicken, can upset your dog's stomach and cause vomiting and diarrhea. It can also lead to pancreatitis, which is an inflammation of the pancreas.