1. Alcoholic beverages = Can lead to illness, coma, and even death.

    

2. Chocolate, coffee, tea and other caffeinated products = Caffeine can be toxic and harm the heart and nervous system.

    

3. Grapes & raisins = An unknown toxin in these fruits can lead to kidney damage.

    

4. Fat trimmings = Can affect the pancreas and lead to vomiting, digestive issues, and fever.

    

5. Milk & dairy products = Can cause diarrhea and stomach issues (many adult cats & dogs are unable to process lactose).

    

6. Onions & garlic = Sulfoxides and disulfides in these root vegetables can harm red blood cells and lead to anemia.

    

7. Mushrooms = Toxins in mushrooms can harm many systems in the body and cause shock and may lead to death.

    

8. Raw yeast dough = Can produce gas in the stomach and intestines causing pain and possible rupture.

    

9. Potatoes & rhubarb = Can affect the digestive, nervous, and urinary systems.

    

10. Raw eggs = Contain an enzyme that reduces the absorption of B vitamins resulting in skin and hair/coat issues.
     

For more foods to avoid, visit http://www.peteducation.com/article.cfm?cls=1&cat=1399&articleid=1029.