Can Dogs Eat Onions?

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Many dog lovers must know that some things dogs can not eat, such as grapes, chocolate, there is a food that dogs must not eat, once the dog will cause great trouble after eating, this food is onions.

Dogs are not allowed to eat onions! Dogs are generally not suitable to eat irritating food. According to the conclusion of AKC, 45 pounds of dogs only need to eat 100 grams of onions will cause toxic effects.

The Truth About Onions

Onions are the most common vegetable in everyday life. In addition to containing a large amount of VC. and it has very high nutrition, many people like to eat it.

But whether cooked, raw, or powdered onions, they all contain a component called n-propyl disulfide. What does it mean? This substance component will destroy the hemoglobin in your dog’s body and change its structure.

Can Dogs Die if They Eat Onions?

Dogs eating onions can lead to hemolytic anemia and, in severe cases, death. After eating a large number of onions by mistake, the dog’s red blood cells will be destroyed, leading to serious anemia problems. The dog will be very painful if not treated on time, leading to the dog’s death.

Poisoning Principle

Onion containing n-propyl disulfide can cause hemoglobin oxidation of Heinz-type vesicles. The reticuloendothelial system engulfs many red blood cells containing Heinz-band vesicles, causing acute hemolytic anemia and damage to the bone marrow.

And it will lead to the rupture of red blood cells in dogs, vomiting, diarrhea, blood in urine, shock, and death. So in daily life, it is best not to feed your dog food with an irritating odor.

Symptoms of Dogs Eating Onions

Dogs will have some physical reactions after eating onions, the most common of which are vomiting, panic, and other phenomena. The dog’s body is not comfortable, and the mental condition is naturally not good. Many dogs that have eaten onions look depressed, a look of lethargy.

After the dog has eaten the onion, the urine color will become different from usual after two or three days, primarily light red urine. Secondly, feeding a dog food mixed with onion juice can cause severe anemia in 7 to 10 days.

Do Dogs Heal Themselves After Eating Onions?

Onions can be very deadly for dogs. It depends on the amount of onion ingested at such times. If the intake is low and the dog does not show other symptoms such as vomiting, diarrhea, or blood in the urine, it will heal itself, but if these symptoms occur, you should seek medical attention immediately. This is because certain components of onions may cause rapid lysis of red blood cells, resulting in the formation of Heinz’s vesicles, causing hemolytic anemia, which may require blood transfusions in severe cases, and the condition is likely to get progressively worse.

What Should I Do If My Dog Eats an Onion?

Sometimes we do not know the situation or the dog accidentally ate how to deal with it?

  • 1. stop the dog from continuing to eat immediately.
  • 2. If there is an antioxidant vitamin ve prepared at home, you can give it to your dog. The principle is that the antioxidant vitamin ve can achieve the role of timely protection of the dog’s structure of hemoglobin while preventing the spread of n-propyl disulfide in the onion in the dog’s body.

These measures are only temporary remedies. After simply doing these measures, we should promptly get our dogs to the hospital for treatment. A veterinarian will be able to detect these symptoms and treat them accordingly. Possible veterinary treatments include gastric lavage, gastric flushing, or vomiting.

Final Thoughts

Onions, chili peppers, pepper, peppercorns, shallots, and garlic are dangerous to dogs. These foods can irritate the dog’s gastrointestinal tract, causing inflammation and affecting the dog’s sense of smell. Be sure to put onions in the house in a place out of the dog’s reach.

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2 thoughts on “Can Dogs Eat Onions?”

  1. My dog ate onions and shredded potatoes in the garbage last Wednesday, vomited and pooped that night, and then had little appetite for the past few days, and her spirit was not particularly good. She started eating probiotics last Friday night, vomited once on Saturday night, ate about 20 capsules of dog food yesterday, did not eat anything today, drank normal water, normal color of urine, stools are also formed, the temperature is normal, her nose is dry, her spirit is fine, she will run with you when you call her. The dog is still willing to grind her teeth with bones, but he will not eat the dog food.

    • The dog went through the garbage can to eat spoiled food, which may lead to acute gastroenteritis, causing vomiting, diarrhea, and other symptoms. Eating onions may lead to poisoning, hemolytic hemorrhage. Still, from the dog’s current situation, the degree of infection should not be high and did not reach the poison dose, which can help the dog return to normal through supplementary treatment.
      1. Oral administration of Baytril tablet, once a day for 5 days.
      2. Feed probiotics and food at 2-hour intervals.
      3. Food is based on easily digestible high-protein meat, such as chicken breast, canned food, etc.
      4. Insist on feeding less and more meals. Daily feeding can be divided into 3-5 times


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