While there is enough that we know about what food articles are good for human beings and what are not so healthy or potentially dangerous, many of us are unaware of what can be dangerous food for dogs or just plain unhealthy.

One of the most prime reasons for this is that we have a lot of traditional knowledge about human beings and health. Further, the amount of information available through various channels about food items that may be harmful to humans, is quite huge. On the other hand, the information about dangerous food for dogs is limited thin.

As a result of which, we assume that the food articles that are good for us humans, are also good for dogs. However, this is actually not true. For example, Garlic, which is considered to be a health food for humans and can help regulate cholesterol, is really dangerous food for dogs. Eating garlic can lead to blood cell damage in dogs.

There are many more food items that may be good for human beings but are really considered dangerous food for dogs.

Fatty Food

This is a food that is similarly dangerous to humans as well as dog. Food that is high in Fat content can lead to higher level of triglycerides. Further, in case your dog is suffering from pancreatitis a food that is high in fat may be really dangerous for him. (Source)


A perfectly healthy food for human consumption, can lead to diarrhoea in dogs. There have been a lot of debates regarding whether avocado is safe for dogs or not, however, still the debate continues. Source


This one is actually something that a lot of people do not know. While humans can easily digest chocolates, dog cannot! As a result of which they start accumulating toxins in their body. Read the article here, to know why you should never give you dog chocolates.


Well this is no brainer, alcohol is neither good for humans nor for dogs. While it may be true (debated) that some form of alcohol such as wine may be good for humans when taken in moderation; they are surely dangerous food for dogs. (Source)

Mushrooms (some varieties)

Mushroom poisoning in pets may be underestimated. Mushroom species can be difficult to nearly impossible for even mushroom experts (called mycologists) to identify. To be safe, it’s best to keep your pet away from all wild mushrooms and call your vet immediately if you think your animal has eaten a mushroom. (Source)

Onions and Garlic

Onions contain an ingredient called thiosulphate which is toxic to cats and dogs. The ingestion of onions causes a condition called hemolytic anemia, which is characterized by damage to the red blood cells. Onion toxicity can cause the red blood cells circulating through your pet’s body to burst. (Source)

Garlic is classified as a species of the Allium family. Other species in the Allium family include onions, shallots, leeks, chives and rakkyo (otherwise known as the Chinese onion).

Unfortunately, dogs and cats cannot digest these particular plants as we can. The ingestion of Allium species in dogs and cats causes a condition called hemolytic anemia, which is characterized by the bursting of red blood cells circulating through your pet’s body.


Some types of nuts like walnuts can cause dog illnesses and poisoning. Some nuts also have a high phosphorus content that can cause formation of bladder stones in dogs. Peanut butter (non-salted) appears to be not harmful to dogs, while peanuts themselves may have ill-effects on your dog. Therefore, if you are feeding your dog with different types of nuts, be careful to note any symptoms of health issues. (Source)

Too much of Dairy products

Just like humans, too much of dairy products are harmful for your dogs as well. It can lead to diarrhoea.


Grape and raisin (dried grapes) toxicity is well documented in dogs. Although the exact substance that causes the toxic reaction is not yet known, dogs should not eat grapes and raisins because even small amounts can prove to be fatally toxic for a dog. (source)

The other dangerous foods for dogs include:

PetSutra - Dangerous Food for Dogs - Xylitol - Sugar Free - Sugar Free Gums
Xylitol present in Sugar Free
PetSutra - Dangerous Food for Dogs - Coffee or caffeine bad for dogs
Caffeine or Coffee
PetSutra - Dangerous Food for Dogs - Unprescribed Medicines for Dogs
Unprescribed Medicines
Petsutra - Dangerous Food Dogs - Raisins and Grapes

Last but not the least dangerous food for dogs

Cooked Bones

While there seem to be no content based issue with cooked bones, there are physical reasons due to which a cooked bone may be dangerous food for dogs. Bones of chicken or any other meat become brittle and can break into sharp shards. These sharp splinters can hard your dog by damaging his gums, teeth, and throat; causing pain and even potential injury. If your dog swallows the shards from these cooked bones, he also runs the risk of internal injury (Source).

Therefore, it is advisable that you treat them with raw bones which have lesser chances of breaking and becoming into splinters.
Dog Eating a Large Bone - PetSutra

Just keep this infographic handy for dangerous foods for dogs

PetSutra - Dangerous Food for Dogs - Chhurpi Chews - Dog Chews - Dental Chews for Dogs - Vegetarian Food for Dogs - Organic Food for Dogs
14 Dangerous Foods for Dogs

The content of the article is for informative purposes only and does not entail to be a medical advise. All information provided in the article has been sourced though various sources which have been mentioned respectively. You may want to consult your vet to determine the food that is healthy and good for your pets. 

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