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Can Dogs Eat Hershey’s Reese’s Pieces? Peanut Butter Candy Risks

Wondering if dogs can eat Hershey’s Reese’s Pieces? Discover the risks of peanut butter candy for your furry friend and find safer treat options!
Author: Veterinary Team
Dial A Vet
Updated
May 26, 2025
|
Published
May 26, 2025
A dog looking curiously at a bowl of Hershey’s Reese’s Pieces candy on a table.

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When your dog gives you those irresistible puppy eyes, it’s tempting to share a treat like Hershey’s Reese’s Pieces. But is it safe? While peanut butter is often a favorite dog-friendly snack, the candy coating and other ingredients in Reese’s Pieces can pose serious health risks to your furry friend. Let’s break down what you need to know about this popular candy and your dog’s health.

🍫 What’s in Reese’s Pieces? Key Ingredients to Know

Reese’s Pieces may seem harmless, but the ingredients can be problematic for dogs. Here’s what’s inside:

  • Sugar – Dogs don’t need added sugar, and too much can lead to obesity, diabetes, or dental issues.
  • Artificial flavors and colors – These additives can upset your dog’s stomach or cause allergic reactions in sensitive pups.
  • Chocolate (in other Hershey’s products) – While Reese’s Pieces themselves don’t contain chocolate, they are often confused with other Hershey’s treats that do. Chocolate contains theobromine, which is toxic to dogs.
  • Peanut butter – Although peanut butter is safe for dogs in moderation, some brands use xylitol, a sugar substitute that is highly toxic to dogs.

The combination of high sugar, artificial ingredients, and potential xylitol or chocolate exposure makes Reese’s Pieces a risky snack for your dog.

🐾 Why Are Reese’s Pieces Dangerous for Dogs?

While the peanut butter in Reese’s Pieces may seem dog-friendly, the candy coating and other ingredients can cause problems. Here’s why:

  • High sugar content can lead to hyperactivity, upset stomach, or long-term issues like diabetes and obesity.
  • Artificial flavors and preservatives can irritate your dog’s digestive system.
  • If your dog mistakenly eats chocolate-coated Reese’s products, the theobromine in chocolate can cause poisoning.
  • Even small traces of xylitol in peanut butter can cause a dangerous drop in blood sugar, seizures, or liver failure.

Because dogs process these ingredients differently than humans, even a small amount can have serious consequences.

🚨 Symptoms of Candy Toxicity in Dogs

If your dog eats Reese’s Pieces or other candy, watch for signs of toxicity. Symptoms can appear quickly and may include:

  • Vomiting or diarrhea
  • Excessive drooling
  • Restlessness or hyperactivity
  • Increased heart rate
  • Muscle tremors or seizures
  • Weakness or lethargy
  • Collapse or unconsciousness (in severe cases)

If you notice any of these symptoms, contact your veterinarian or an emergency pet poison hotline immediately.

🐶 What to Do If Your Dog Eats Reese’s Pieces

If your dog accidentally eats Reese’s Pieces, follow these steps:

  • Stay calm and assess how much your dog ate.
  • Check the candy packaging for ingredients like chocolate or xylitol.
  • Contact your vet or a pet poison hotline for advice based on your dog’s size and the amount ingested.
  • Do not try to induce vomiting unless instructed by a professional.

Prompt action can prevent serious complications, so don’t wait to seek help if you’re unsure.

🦴 Safe Peanut Butter Alternatives for Dogs

While Reese’s Pieces are off-limits, there are plenty of safe ways to treat your dog. Plain, unsalted peanut butter (free of xylitol) is a great option. Here are a few ideas:

  • Stuff peanut butter into a Kong toy for a long-lasting snack.
  • Mix a small amount of peanut butter into your dog’s food as a special treat.
  • Make homemade dog treats using peanut butter, oats, and pumpkin.

Always check the ingredient label to ensure there’s no xylitol or added sugar before giving your dog peanut butter.

FAQs

Can dogs eat Reese’s Pieces in small amounts?

No, it’s best to avoid giving your dog Reese’s Pieces altogether. Even small amounts of candy can upset their stomach or lead to long-term health problems.

What happens if my dog eats chocolate Reese’s products?

Chocolate is toxic to dogs and can cause symptoms like vomiting, diarrhea, tremors, or seizures. Contact your veterinarian immediately if your dog eats chocolate.

Is peanut butter safe for dogs?

Plain, unsalted peanut butter without xylitol is safe for dogs in moderation. Always read the label before offering peanut butter to your pet.

What should I do if my dog shows symptoms of candy toxicity?

If your dog displays signs of toxicity like vomiting, restlessness, or seizures, seek veterinary care immediately. Time is critical in treating poisoning.

References

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While every effort is made to ensure the accuracy of this content - including vet review where applicable - this article is for informational purposes only and is not a substitute for professional veterinary advice, diagnosis, or treatment. If your pet is unwell or you are concerned, please speak with a licensed veterinarian. You can book a $49 online consultation with our veterinary team  😄
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