Are Maltesers Poisonous To Dogs? What Pet Owners Should Know


Have you ever wondered if those delicious Maltesers you love to snack on could be harmful to your furry friend?

Well, it turns out that these irresistible treats, manufactured by Mars, Inc., might just be the perfect example of “what you love, your dog might loathe.” Read on to discover the shocking truth about whether Maltesers are poisonous to dogs and what you should do to keep your canine companion safe.

Are Maltesers Poisonous To Dogs?

Yes, Maltesers are poisonous to dogs.

They contain chocolate, which is highly toxic to dogs.

While a dog may be okay after eating one Malteser, consuming an entire package or more can make them very sick.

Symptoms may include vomiting, diarrhea, increased thirst and urination, panting, restlessness, increased heart rate, muscle tremors, and seizures.

It is important to contact a Pet Poison Helpline or veterinarian immediately if a dog has eaten Maltesers.

Prompt medical treatment can result in a better prognosis, and most dogs will make a full recovery.

To prevent poisoning, it is advised to keep Maltesers and other forms of chocolate out of a dog’s reach.

Key Points:

  • Maltesers are poisonous to dogs due to the chocolate content.
  • Eating one Malteser may not cause immediate harm, but consuming a package or more can make a dog very sick.
  • Symptoms of Malteser poisoning in dogs include vomiting, diarrhea, increased thirst and urination, panting, restlessness, increased heart rate, muscle tremors, and seizures.
  • It is crucial to contact a Pet Poison Helpline or veterinarian as soon as possible if a dog has ingested Maltesers.
  • Prompt medical treatment improves the chances of a full recovery for the dog.
  • To avoid poisoning, it is recommended to keep Maltesers and other chocolate products out of a dog’s reach.


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💡 Did You Know?

1. Maltesers are a popular candy that originated in the United Kingdom and were introduced in 1936 by Rowntree’s, a British confectionery company.
2. Although Maltesers are not toxic to dogs, they should still be avoided as they contain high amounts of sugar, which can lead to obesity, dental problems, and other health issues in dogs.
3. The name “Maltesers” is derived from the word “malt,” as the candy’s distinctive taste comes from its malted milk center.
4. Maltesers have a unique manufacturing process where the centers are made by aerating a malted mixture. This process gives the candy its light and airy texture.
5. Maltesers are so popular in the United Kingdom that they are often used as a topping for ice cream, as an ingredient in baked goods, and even in milkshakes.

1. Introduction To Maltesers And Their Ingredients

Maltesers, the beloved candy manufactured by Mars, Inc., are a favorite treat for many people around the world. These delectable candies consist of a malted milk center covered with smooth milk chocolate, creating a delightful combination of flavors and textures. Available in various regions including the UK, Europe, Australia, New Zealand, Canada, the US, and the Middle East, Maltesers have gained popularity for their irresistible taste.

When examining the ingredients of Maltesers, we discover a diverse range of components that contribute to their unique flavor profile. In the United States, Maltesers are made with a blend of sugar, skim milk, cocoa butter, barley malt extract, chocolate, glucose syrup, whey permeate, fractionated palm oil, whey, corn syrup, milkfat, palm kernel oil, wheat flour, soy lecithin, sorbitan tristate, leavening, wheat gluten, pectin, salt, and flavoring. This comprehensive list illustrates the complexity and craftsmanship involved in creating these bite-sized confections.

2. Potential Danger Of Maltesers For Dogs

While Maltesers may be a delightful treat for humans, they can pose a significant danger to our beloved canine companions. The reason behind this lies in one of the key ingredients found in Maltesers: chocolate. Chocolate is highly toxic to dogs due to the presence of theobromine, which can cause adverse effects on their health.

When a dog consumes chocolate, the theobromine may have a stimulant effect on their central nervous system and cardiovascular system. It leads to an increased heart rate, which can be dangerous, particularly for dogs with pre-existing heart conditions. Additionally, the theobromine affects a dog’s gastrointestinal system, potentially causing digestive distress such as vomiting and diarrhea.

3. Symptoms Of Malteser Poisoning In Dogs

If a dog accidentally consumes Maltesers, they may experience various symptoms associated with chocolate toxicity. These symptoms can range from mild to severe and often depend on:

  • the amount of chocolate consumed,
  • the size of the dog, and
  • their overall health condition.

Some common symptoms of Malteser poisoning in dogs include:

  • vomiting,
  • diarrhea,
  • increased thirst and urination,
  • panting,
  • restlessness,
  • increased heart rate,
  • muscle tremors, and
  • even seizures.

These signs indicate that the theobromine in the chocolate is affecting the dog’s body, and immediate action must be taken to ensure their well-being.

4. Importance Of Seeking Immediate Veterinary Help

If you suspect that your dog has ingested Maltesers or any other form of chocolate, it is crucial to seek immediate veterinary help. Time is of the essence in these situations as the earlier the dog receives treatment, the better the chances of a positive outcome.

Contacting a Pet Poison Helpline or your veterinarian is highly recommended. These professionals can provide guidance based on the specific circumstances, such as:

  • Size of the dog
  • Amount and type of chocolate consumed
  • Symptoms observed

They will be able to assess the situation and determine the best course of action to ensure the dog’s safety and well-being.

Remember, rapid response is key when dealing with chocolate ingestion in dogs.

5. Treatment Options For Dogs That Have Consumed Maltesers

When a dog has consumed a significant amount of Maltesers, treatment options may vary depending on the severity of the toxicity. The first course of action is often to induce vomiting, which can help remove any remaining chocolate from the dog’s stomach. This can be done with the guidance and expertise of a veterinarian.

In some cases, activated charcoal may be administered to dogs. Activated charcoal is a substance that can help absorb toxins in the gastrointestinal tract, reducing their absorption into the bloodstream. It is commonly used in cases of chocolate poisoning to minimize the effects of the theobromine.

Additionally, dogs that have consumed Maltesers may require intravenous (IV) fluids to prevent dehydration and provide essential nutrients. Medications may also be prescribed to address specific symptoms or complications that arise from the chocolate toxicity.

6. Prognosis And Potential For Full Recovery

The prognosis for a dog that has consumed Maltesers depends largely on the timing of treatment and the severity of the chocolate toxicity. Prompt medical intervention significantly improves a dog’s chances of making a full recovery. However, it is important to note that the recovery period may be longer for some dogs, as the effects of the chocolate can take time to completely dissipate.

With proper veterinary care and monitoring, most dogs that receive timely treatment after consuming a significant amount of Maltesers will eventually make a full recovery. However, individual cases may vary, and it is important to follow all recommended post-treatment instructions provided by your veterinarian to ensure your dog’s complete recuperation.

  • Prompt medical intervention improves chances of recovery
  • Recovery period may be longer for some dogs
  • Follow post-treatment instructions provided by veterinarian for complete recuperation.

7. Preventive Measures To Keep Maltesers Away From Dogs

To protect our furry friends from the potential dangers of chocolate consumption, it is vital to take preventive measures to keep Maltesers and other forms of chocolate out of their reach. Dogs are naturally curious and may be tempted to indulge in these sweet treats if given the chance.

Securing Maltesers and other chocolate products in closed cabinets or high shelves can help prevent accidental ingestion by curious canines. Additionally, pet owners should be vigilant and ensure that chocolate is never left unattended or easily accessible, especially during holiday seasons where chocolate is more prevalent.

By practicing responsible ownership and taking appropriate preventive measures, we can safeguard our beloved dogs from the potential hazards posed by chocolate consumption, ensuring their continued health and well-being.


What do I do if my dog ate Maltesers?

If your dog has ingested Maltesers, it is important to contact your local veterinary practice immediately, regardless of whether they are currently open or closed. They will have an out-of-hours service available to provide you with guidance and advice. Chocolate toxicity in dogs can be extremely dangerous and potentially fatal, so it is crucial to seek professional help as soon as possible to ensure the well-being of your pet.

Can a dog have 1 Malteser?

While Maltesers themselves are not poisonous to dogs, it is still not recommended to give them to your furry friend. Chocolate, including the ingredients found in Maltesers, contains theobromine which can be harmful to dogs if consumed in large quantities. Even a small amount can cause health issues such as increased heart rate, vomiting, diarrhea, and restlessness. It is always best to err on the side of caution and avoid giving your dog any chocolate treats, including Maltesers.

How many Maltesers can a dog have?

While Maltesers may have a thin coating of milk chocolate, it’s important to remember that chocolate, in any quantity, can be harmful to dogs. Even though Cocker Spaniels average 13-15kg, it is not advisable for them to consume any Maltesers or chocolate in general. It’s always best to prioritize the furry friend’s health and avoid giving them any treats that could potentially be harmful to them.

What amount of chocolate is toxic to dogs?

The toxicity of chocolate varies based on its type and a dog’s weight. In the case of dark chocolate, a 20-pound dog would need to consume around 3 ounces to potentially become toxic. For milk chocolate or semi-sweet chocolate, a small 10-pound dog should avoid ingesting anything over 3.5 ounces, equivalent to a standard-sized Hershey’s bar, to prevent poisoning. It is always advisable to contact a veterinarian if your dog has consumed an amount exceeding these guidelines.