Why Do Dogs Eat Poop? Understanding Coprophagia in Dogs and How to Handle It

If you’ve ever caught your dog eating poop, you’re probably wondering why they do it, whether it’s normal, and if it’s harmful. Although it might be disgusting to us, coprophagia—the scientific term for eating feces—is surprisingly common in dogs, especially puppies. Understanding why dogs engage in this behavior and how to address it can help you keep your pet safe and healthy.

How Common Is Poop Eating Among Dogs?

Research involving over 1,500 dogs showed that about 23% have eaten poop at least once, and 16% do so frequently. Dogs described as “greedy eaters,” those living with other dogs, and certain breeds like terriers and hounds are more likely to exhibit coprophagia. However, the behavior does not seem to be influenced by age or diet quality.

Possible Medical Causes for Coprophagia

While many dogs simply enjoy eating poop, some medical issues can increase this tendency, including:

Medications such as steroids
Diseases that raise appetite like diabetes, thyroid disorders, or parasitic infections
Problems digesting food properly
Cognitive disorders such as dementia
Changes in the smell or texture of feces due to illness, making it more appealing

If your dog starts eating poop suddenly or frequently, especially alongside other health concerns, a vet visit is important to rule out medical causes.

Why Might Dogs Be Attracted to Eating Feces?

Dogs’ senses of smell and taste are very different from ours, allowing them to detect undigested nutrients in feces, which might taste appealing. They may prefer fresh, firmer stools and enjoy the texture as well. For dogs, mouth exploration is a key way to interact with their environment, so eating poop may also be a form of investigation.

Is Coprophagia Dangerous?

Generally, eating feces is harmless for healthy dogs, but it carries some risks. Feces can harbor parasites, bacteria, and viruses that may cause illness. Additionally, toxins from medications or chemicals found in animal droppings (e.g., worming agents in horse manure) can be dangerous.

Always ensure your dog is current on parasite prevention and discourage licking after eating poop. Washing your hands after contact with your dog’s saliva is crucial to avoid contamination.

Parasite Risks From Eating Poop

Dogs can contract parasites like hookworms, roundworms, and whipworms through fecal matter. These parasites can lead to serious health issues, so keeping up with routine deworming and veterinary advice is essential.

Behavioral Reasons: Boredom, Stress, and Learned Habits

Some dogs eat poop out of boredom, anxiety, or stress, especially if left alone for long periods. This behavior may provide comfort or mental stimulation. Additionally, puppies often learn this from their mothers, who instinctively clean up their feces to keep the den safe and hygienic. While most puppies outgrow this habit, some dogs continue into adulthood.

Seasonal Changes: Why Some Dogs Eat Frozen Poop in Winter

Frozen, crunchy stools—sometimes called “poopsicles”—may be especially appealing to some dogs during winter. The contrast of feces against snow may also make them more noticeable, increasing coprophagia during colder months.

How to Prevent Your Dog From Eating Poop

If your dog frequently eats poop, consider these strategies:

Teach commands like “leave it” or reliable recall to interrupt the behavior—reward obedience generously.
Keep your dog on a leash when outside in areas with feces.
Use a basket muzzle during walks if needed to prevent ingestion.
Praise and reward your dog when they avoid poop.
Distract them with toys or balls to carry. Avoid sticks that can cause injury.
Pick up your dog’s waste immediately to limit temptation.
Feed a balanced diet on a consistent schedule to keep your dog satisfied. Consult your vet before making dietary changes.
Increase mental and physical exercise through games, training, and activities like agility or flyball.
For dogs attracted to cat litter, keep the tray clean and place it where only the cat can reach it.

What NOT to Do If Your Dog Eats Poop

Avoid punishing or showing frustration toward your dog. Negative reactions may increase stress or anxiety and worsen the behavior. Remember, this is a natural behavior for many dogs, and patience combined with positive reinforcement works best.

Cleaning Your Dog’s Mouth After Poop Eating

To help freshen your dog’s mouth after poop consumption:

Offer fresh water and food to rinse their mouth.
Gently wipe around their mouth with a damp cloth.
Use a dog-specific toothbrush and toothpaste if available—never human toothpaste.
Give dental chews to promote oral hygiene.
Praise your dog during cleaning to reduce stress.

When to Seek Veterinary Advice

Contact your veterinarian if:

Your dog begins eating poop suddenly or frequently
Your dog shows signs of illness alongside coprophagia
You suspect underlying medical issues

A vet can assess health problems, suggest treatment, or recommend a behavioral specialist.

Final Thoughts

Although it might be an unpleasant habit, poop eating is fairly common in dogs and often not harmful. Understanding the medical, behavioral, and environmental reasons behind coprophagia can help you manage and reduce this behavior effectively. With patience, training, and proper veterinary care, you can support your dog in staying healthy and happy.