Human Foods That Are Bad for Dogs


Many human foods are toxic to canines, can make your dog ill, possibly leading to seizures and death. Feed your dog his dog food and not your snacks or food. Make certain when you are preparing food in the kitchen that nothing hits the floor to be swooped up by your canine companion.


Alcoholic beverages and any product containing alcohol can cause distress for a dog. A dog who drinks alcohol can suffer from diarrhea, vomiting, bad coordination, difficulty breathing and suffer a coma and even death.


All parts of an avocado plant including the fruit, seeds, leaves and bark contain Persin. Persin can causes diarrhea and vomiting in canines.


Methylxantihines in cacao seeds to make coffee, chocolate and caffeinated beverages. This substance causes diarrhea, vomiting, panting with excessive thirst and urination, an abnormal heart rhythm, seizures, tremors and death. White chocolate is the least harmful, while baking chocolate is the most harmful with more of the toxin.

Chives, Onions, Garlic

Any vegetable or herb in the allium family including chives, onions, garlic, shallots, scallions and leeks cause gastrointestinal problems for dogs if they consume enough. A low dose will not harm your pet, but it is best to avoid them. The powdered form of garlic and onions is more harmful than fresh vegetables.

Fat Trimmings

Fat trimmings from table food, whether cooked or raw can cause pancreatitis in your pooch.

Grapes and Raisins

Raisins and grapes contain a toxic substance to dogs that can cause kidney failure, especially if a dog has limited kidney function.


Dogs do not have significant amounts of the enzyme lactase to break down the lactose in milk and should not drink milk or eat ice cream. A dog's reaction to milk and milk-based products is to have vomiting and diarrhea.

Plums, Peaches and Persimmons

These fruits have large pits or seeds in them that can cause inflammation of the small intestine or a blockage. Plum and peach pits contain cyanide, a poison to both dogs and humans. Humans don't eat the pits, but a dog may try one not knowing better.

Raw Meat, Bones and Eggs

Raw meat and eggs can contain salmonella and E. coli as bacteria and be harmful to dogs. The symptoms are violent vomiting and diarrhea. Raw bones can splinter after a dog eats them and puncture his digestive tract.


Large amounts of salt can produce sodium ion poisoning in dogs. Signs of too much salt are diarrhea, vomiting, tremors, depression, high temperature, seizures and sometimes death.


Too much sugar has the same effect on your four-legged friend as it does on humans. Sugar leads to dental complications, obesity and the onset of diabetes.


Xylitol is a sweetener in chewing gum, baked goods, toothpaste and candy. This can cause an increase in dog insulin leading to hypoglycemia with vomiting and loss of coordination. Seizures can lead to elevated liver enzymes and liver failure within a few days of ingestion.

Yeast Dough

Yeast in raw bread dough allows the bread to rise when it is warm. When a dog eats yeast dough, it can rise in his warm tummy and cause stomach pain or the intestines to rupture.


  • If you believe your dog has ingested any of these foods, call your veterinarian or the ASPCA animal poison control center at 888-426-4435.

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