If it contains the sweetener xylitol, it can cause your dog some real problems. In fact, there's a lot of people food your dog should never eat.
Salt. Although humans use salt in nearly everything we eat, this doesn't translate well to our dogs' diet. Salt will cause increased thirst and urination, which leads to dehydration. It can also cause vomiting, nausea, and diarrhea when ingested in larger quantities.
Meadow Saffron. Additional Common Names: Autumn Crocus. Scientific Name: Colchicum autumnale. Family: Liliaceae. Toxicity: Toxic to Dogs, Toxic to Cats, .
However, the fall crocus (Meadow Saffron or Colchicum autumnale) is highly toxic and can cause severe vomiting, gastrointestinal bleeding, and multisystem organ failure with bone marrow suppression.. If you witness your pet eating a crocus and you are not sure what variety it is, seek veterinary care immediately.