Alcoholic beverages that cause intoxication, coma, & death.
Baby food which contains onion powder that can be toxic to cats, & can also result in nutritional deficiencies, if fed in large amts.
Bones from fish, poultry, or other meat sources which can cause obstruction or laceration of the digestive system.
Canned tuna (for human consumption) can cause malnutrition; it lacks proper levels of vitamins & minerals.
Chocolate, coffee, tea, contain caffeine, theobromine, or theophylline; they can be toxic & affect the heart & nervous system.
Citrus oil extracts can cause vomiting.
Dog food If accidentally ingested, will not cause a problem; but if fed repeatedly, may result in malnutrition & diseases affecting the heart.
Fat trimmings can cause pancreatitis.
Grapes & raisins contain an unknown toxin that can damage the kidneys.
Human vitamin supplements containing iron can damage the lining of the digestive system, & are toxic to the other organs including liver & kidneys.
Large amounts of liver will cause Vitamin A toxicity affecting muscles & bones.
Macadamia nuts contain an unknown toxin that can affect the digestive & nervous systems & muscle.
Marijuana depresses the nervous system, causes vomiting, & changes in the heart rate.
Milk & other dairy products Some adult cats & dogs do not have sufficient amounts of the enzyme lactase which breaks down the lactose in milk which an result in diarrhea.
Moldy or spoiled food, garbage contain multiple toxins, causing vomiting & diarrhea & can also affect other organs.
Mushrooms can contain toxins, which may affect multiple systems in the body, cause shock, result in death.
Onions & garlic (raw, cooked, or powder) contain sulfoxides & disulfides that can damage red blood cells & cause anemia. Cats are more susceptible than dogs. Garlic is less toxic than onions.
Persimmon seeds cause intestinal obstruction & enteritis.
Potato, rhubarb, & tomato leaves; potato & tomato stems contain oxalates that can affect digestive, nervous, & urinary systems.
Raw eggs contain the enzyme avidin that decreases absorption of biotin (a B vitamin), & leads to skin & hair coat problems. They may also contain Salmonella.
Raw fish can result in a thiamine (a B vitamin) deficiency leading to loss of appetite, seizures, & in severe cases, death if fed regularly.
Salt (in large amts.) leads to electrolyte imbalances.
String can become trapped in a cat's digestive system.
Sugary foods can lead to obesity, dental problems, & possibly diabetes mellitus.
Table scraps (large amts.) which are not nutritionally balanced. They should never be more than 10% of the diet. Fat should be trimmed from meat & discarded.
Tobacco which contains nicotine, affects the digestive & nervous systems & can result in rapid heartbeat, collapse, coma, & death.
Yeast dough can expand & cause gas in the digestive system, causing pain & possible rupture of stomach or intestines.