- alcoholic drinks- causes intoxication, coma or death
- apple seeds, pear pips and fruit pits- the fruit itself is perfectly healthy for dogs, but the seeds, pips and pits contain cyanide. Pits can also cause internal blockage.
- avocados- contains persin, which can cause congestion and fluid accumulation around the heart and can even be fatal.
- caffeinated beverages- caffeine is a stimulant and can negatively impact heart rate, causing seizures or heart attacks
- chocolate- acts as a stimulant, making the heartbeat accelerate or beat irregularly, leading to seizures and even cardiac arrest. It also acts as a severe diuretic, causing frequent urination, vomiting, and/or diarrhea.
- citrus oil extracts- can cause vomiting
- fatty foods- large amounts of fatty foods can cause pancreatitis and obsesity.
- grapes & raisins- they contain a toxin that can damage the kidneys and cause organ failure
- hops- if you brew your own beer, keep your dog away from the hops. It can cause excessive panting, seizures and even death.
- macadamia nuts- they contain a toxin that affects the muscles, digestive and nervous systems. Symptoms from eating macadamia nuts include severe abdominal pain and neurological issues. Even a small amount can be very dangerous.
- marijuana- it can cause vomiting, depresses the nervous system and can cause changes in heart rate (hemp is perfectly safe for dogs)
- mushrooms- they can contain toxins that might affect multiple systems in the body, cause shock, and result in death. Safe mushrooms include shitaki, maitake and reishi.
- mustard seeds- can cause gastroenteritis
- nutmeg- can cause ingestion, tremors, seizures and death
- onions, chives & garlic- they contain sulfoxides and disulfides, which can damage red blood cells and cause anemia. Garlic is less toxic than onions but has also been known to cause problems in some dogs.
- persimmons- the seeds can cause intestinal obstruction and enteritis
- potato, rhubarb and tomato leaves & stems (green parts)- they contain oxalates, which can affect the digestive, nervous, and urinary systems
- salt (large amounts)- can cause eloctrolyte imbalances which results in excessive thirst and urination, vomiting, diarrhea, fever, swelling and fluid retention in the brain, seizures, coma and death.
- sugars- can lead to obesity, dental problems and diabetes (small amounts of maple syrup, agave nectar syrup and blackstrap molasses are okay)
- walnuts- they have a fungus or mold which causes drooling, jaundice, lack of coordination, and vomiting
- xylitol- spikes insulin, leading to a dramatic drop in blood sugar, which will cause shock and liver failure
- yeast dough- can expand and produce gas in the digestive system, causing pain and possible rupture of the stomach or intestines
This is a great list of Vegan Foods To Avoid Giving Dogs, from It's A Vegan Dog's Life:
