Milk and white chocolate are bad; however, unsweetened dark chocolate is worse. If your dog eats any kind of chocolate, it will get diarrhea and vomiting. And a large amount of chocolate can cause seizures and even death. If your dog ever eats chocolate, please contact the vet immediately.
Grapes and Raisins are toxic to dogs. A few of these can cause kidney injury, kidney failure, and lack of urine production. It can also cause excessive vomiting which is an early warning signal that something is terribly wrong.
There is nothing healthy about corn. Corn is any empty carbohydrate used as a filler in low-quality dog food. Corn is also difficult to digest and if eaten whole can cause choking and intestinal blockage.
Onions are poisonous but garlic is 5 times more toxic. Onions and garlic contain thiosulfate, which is toxic to dogs. Thiosulfate causes damage to red blood cells that can result in anemia in dogs. Since symptoms can take a while to appear, its best to monitor your pet.
Many dogs have lactose intolerance and milk could lead to gas, bloating, diarrhea, constipation, and vomiting. Ice cream also has a lot of sugar. Ice cream can be a big problem if a dog has dairy allergies which can cause itchy skin, ear infections or diabetes.
Dogs have a low tolerance for caffeine than humans. So, caffeine in any form including coffee, tea, soda or energy drinks and diet pills can be fatal.
Avocado contains persin, which is a fungicidal toxin. Persin is present in the avocado fruit, leaves and the actual plant which is poisonous to dogs. Persin can cause health problems and even death. It can also cause vomiting and/or diarrhea.