Foods Toxic to Dogs: The Complete Guide
Those puppy eyes at the dinner table are hard to resist. But before you share a bite, make sure it's safe. Many common human foods can be dangerous — even fatal — for dogs.
Highly Toxic — Emergency Vet Immediately
Chocolate
Contains theobromine, which dogs metabolize much slower than humans. Dark chocolate and baking chocolate are the most dangerous. As little as 1 oz of dark chocolate per pound of body weight can be lethal.
Symptoms: Vomiting, diarrhea, rapid breathing, seizures, heart failure.
Grapes & Raisins
Even small amounts can cause acute kidney failure in some dogs. The toxic compound hasn't been definitively identified, which makes any amount risky.
Symptoms: Vomiting, lethargy, kidney failure within 24-72 hours.
Xylitol (Birch Sugar)
Found in sugar-free gum, candy, peanut butter, and baked goods. Causes rapid blood sugar drop and can lead to liver failure.
Symptoms: Vomiting, loss of coordination, seizures, liver failure.
Onions & Garlic
All members of the allium family can damage red blood cells and cause anemia. Garlic is about 5x more toxic than onions.
Symptoms: Weakness, vomiting, breathing problems, dark-colored urine.
Macadamia Nuts
Can cause weakness, vomiting, tremors, and hyperthermia.
Symptoms: Weakness in hind legs, vomiting, tremors, fever.
Moderately Toxic — Call Your Vet
Alcohol
Dogs are much more sensitive to alcohol than humans. Even small amounts can cause dangerous drops in blood sugar and body temperature.
Caffeine
Coffee, tea, energy drinks can overstimulate a dog's heart and nervous system.
Avocado
Contains persin, which can cause vomiting and diarrhea. The pit is also a choking hazard.
Raw Yeast Dough
Expands in the stomach and fermentation produces alcohol. Both can be life-threatening.
Low Toxicity — Best to Avoid
- Milk & dairy — Many dogs are lactose intolerant
- Salt — Excess salt can lead to sodium ion poisoning
- Nutmeg — Can cause hallucinations and seizures in large amounts
- Raw eggs — Risk of salmonella
- Cooked bones — Can splinter and cause internal injuries
Safe Human Foods for Dogs
These are generally safe in moderation:
- Carrots, green beans, sweet potatoes
- Blueberries, watermelon (seedless), banana
- Plain cooked chicken, turkey, salmon
- Plain rice, pumpkin puree
- Peanut butter (xylitol-free!)
What to Do If Your Dog Eats Something Toxic
Pet Capsule can help you track what your dog eats and flag potential allergens. Join the waitlist to get early access.