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No, Captain Crunch cereal is not a suitable snack for dogs. It’s got 17g of sugar per serving, making it one of the sweetest cereals on the grocery shelf. There’s, at best, a trace of nutritional value for humans, but certainly none for dogs, so there’s no reason this needs to end up in your puppy’s tummy.

Captain Crunch
caution icon

Caution: This food is generally considered risky by the veterinary community. Dogs should not eat this food and should be monitored for adverse effects.

Food Safety Caution, not toxic
Nutritional Issue High sugar, poor ingredients
Potential Risks Upset stomach,, obesity, diabetes
Symptoms Diarrhea, vomiting, hypoglycemia, and lethargy
Every dog is different. For specific feeding guidelines, including quantities and beneficial foods that are best for your dog, please consult your vet.

How Much Captain Crunch is Bad for Dogs?

A couple pieces likely won’t harm your dog or cause symptoms. If you regularly to treat them even a small amount of cereal, it will gradually become highly dangerous for them and harm their body.

Dogs have a similar affinity for sweets, most pet owners love rewarding their pets but a sugary cereal is not isn’t a good habit to form.

TIP: If your dog is habitual of having breakfast cereal with you, we suggest you switch to cereals that are safe for dogs, such as Cornflakes and Cheerios, before cutting out cereal from their diet completely.

What Makes Captain Crunch Unsafe for Dogs?

Captain Crunch has a variety of flavors and variations, but generally maintain similar tastes. Below is a nutritional breakdown of the original Captain Crunch ingredients.

  • Corn flour and oat flour, are not toxic, but it can be difficult for them to digest, cause digestive upset, or trigger a grain allergy.
  • Sugar and brown sugar, are not toxic to dogs, but they can easily contribute to weight gain and other health problems if consumed too often.
  • Palm and/or coconut oil, are not toxic but are high in fats that contribute to obesity or pancreatitis.
  • Some dogs are more sensitive to salt than others and may experience gastrointestinal upset or other symptoms.
  • Reduced iron is not toxic to dogs, but it serves no nutritional purpose for them.
  • Yellow 5 and yellow 6, a food coloring that has been linked to hyperactivity and other behavioral problems in some dogs.
  • BHT, is a preservative that has been linked to cancer and other health problems in dogs and humans.

Signs Your Dog Ate Too Much Captain Crunch

If your dog has eaten too much Captain Crunch, you may observe lethargy, vomiting or other signs of distress in their stomach due to indigestion and constipation.

If your getting concerned, call your vet or local animal hospital to get a first hand opinion. They’ll need to know how much they ate, when they ate it, and other situational details to give you accurate guidance.

Frequently Asked Questions

  • Cereals are not healthy for dogs and have no nutritional value for them; hence, it’s best not to give your dogs any cereals. However, it is important to note that some cereals like Cornflakes are safer than Captain Crunch as occasional treats.

  • No, dogs and most other canines are lactose intolerant and should not be given milk.

  • Most dogs are allergic to wheat, which is the main ingredient in cereals, such as Captain Crunch. Hence, if your dog is showing allergic symptoms, it means cereal can get dangerous for them.

About the Writer
Dan Greco , Dog Dad

Having been a dog dad for 5 years, I know how hard it is to make sure your dog gets the right nutrients and stays away from hazardous foods. With the help of a veterinarian who specializes in nutrition, I created this blog to help dog owners quickly access food information they need.

photo of vet holding a pup
About the Contributor
Dr. Hillary Wolfe , Veterinarian & Certified Food Therapist

Dr. Wolfe holds a doctorate in veterinary medicine from Kansas State University and holds nutrition certifications from the NAVC and CIVT. Her business, Tula Veterinary Nutrition, hosts online courses that teach owners how to cook for their pet for optimal health and longevity. Follow her on Instagram at @doctorwolfe.dvm for dog nutrition tips, recipes and insights.