Alcoholic beverages-Can cause intoxication, coma and death.
Baby food-Can contain onion powder, which can be toxic to dogs. Can also result in nutritional deficiencies if fed in large quantities.
Bones from fish, poultry or other meat sources-Can cause obstruction or laceration of the digestive system
Cat food-Generally too high in protein and fats
Chocolate, coffee and tea-Contain caffeine which can be toxic and effect the heart and nervous systems
Fat trimmings-Can cause pancreatitis. Will cause obesity.
Grapes and raisins-Contain an unknown toxin which can damage the kidneys.
Human vitamin supplements containing iron-Can damage the lining of the digestive system and be toxic to the other organs including liver and kidneys
Large amounts of liver-Can cause Vitamin A toxicity
Macadamia nuts-Contain an unknown toxin which can affect the digestive and nervous systems and muscle
Milk and dairy products-Some adult dogs are lactose intolerant. This can result in diarrhea.
Mouldy or spoiled food, garbage-Can contain multiple toxins causing vomiting and diarrhea and can affect other organs
Mushrooms-Can contain toxins which may affect multiple systems in the body, cause shock and result in death.
Onions and garlic (raw, cooked or powder) - Can damage red blood cells and cause anemia. Garlic is less toxic than onions.
Pits from peaches and plums-Can cause obstruction of the digestive tract.
Raw eggs-Contain an enzyme called Avidin, which decreases the absorption of biotin (a B vitamin). This can lead to skin and hair coat problems. Raw eggs may also contain Salmonella.
Raw fish-Can result in thiamine (a B vitamin) deficiency leading to loss of appetite, seizures and in sever cases, death. More common if raw fish is fed regularly.
Salt-If eaten in large quantities it may lead to to electrolyte imbalances. Can also induce vomiting.
Sugary foods-- Can lead to obesity, dental problems and possible diabetes.
Table scraps (in large amounts) - Table scraps are not nutritionally balanced. They should never be more than 10% of the diet.