Can Cheese Give Dogs Diarrhea? Exploring the Truth Behind Dairy and Canine Tummy Troubles

AvatarByWilliam Warren Dog Health & Wellness

Cheese is a beloved treat for many people, and it’s no surprise that dog owners often wonder if their furry friends can enjoy a small nibble too. However, when it comes to sharing human foods with dogs, caution is always key. One common question that arises is: can cheese give dogs diarrhea? Understanding how cheese affects a dog’s digestive system is essential for any pet owner who wants to keep their companion happy and healthy.

While cheese might seem like a harmless snack, dogs’ digestive systems differ significantly from ours. Some dogs may tolerate cheese well, while others might experience unpleasant side effects after eating it. The possibility of digestive upset, including diarrhea, is a concern that prompts many to seek reliable information before offering cheese to their pets. Exploring this topic helps shed light on the factors that influence how cheese impacts dogs and what owners should consider before sharing this dairy delight.

In the following discussion, we will delve into the reasons why cheese can sometimes cause digestive issues in dogs, the role of lactose intolerance, and how individual differences among dogs play a part. By gaining a clearer understanding, pet owners can make informed decisions about whether cheese is a safe treat or a potential trigger for tummy troubles.

How Cheese Affects a Dog’s Digestive System

Cheese contains lactose, a sugar found in milk, which many adult dogs have difficulty digesting due to a decrease in lactase enzyme production. Lactase is necessary for breaking down lactose into simpler sugars that can be absorbed in the intestines. When lactose remains undigested, it can ferment in the gut, leading to gastrointestinal upset such as diarrhea.

In addition to lactose, cheese is typically high in fat and protein. While dogs require fat and protein in their diet, excessive amounts can overwhelm their digestive system, especially if the dog is not accustomed to rich, fatty foods. This can also contribute to loose stools or diarrhea.

Dogs with sensitive stomachs, preexisting digestive issues, or lactose intolerance are particularly susceptible to experiencing diarrhea after consuming cheese. Some breeds may be more prone to lactose intolerance, although it can occur in any dog.

Key factors influencing whether cheese causes diarrhea in dogs include:

  • Lactose content: Higher lactose cheeses (e.g., ricotta, cream cheese) pose a greater risk.
  • Fat content: Rich, fatty cheeses can irritate the digestive tract.
  • Quantity consumed: Larger amounts increase the likelihood of symptoms.
  • Individual sensitivity: Some dogs tolerate cheese better than others.

Symptoms of Cheese-Induced Diarrhea in Dogs

When a dog experiences diarrhea from eating cheese, several clinical signs may be observed. These symptoms typically appear within a few hours to a day after ingestion and can vary in severity depending on the dog’s sensitivity and the amount of cheese consumed.

Common symptoms include:

  • Loose or watery stools
  • Increased frequency of bowel movements
  • Abdominal discomfort or bloating
  • Gas or flatulence
  • Occasional vomiting in severe cases
  • Signs of dehydration if diarrhea is prolonged

Owners should monitor their dogs closely for these symptoms and seek veterinary advice if diarrhea persists beyond 24-48 hours or if the dog shows signs of lethargy, vomiting, or blood in the stool.

Types of Cheese and Their Lactose Content

Not all cheeses have the same impact on a dog’s digestion. The lactose content varies significantly among different types of cheese, influencing their potential to cause diarrhea.

Cheese Type Lactose Content (%) Suitability for Dogs Comments
Parmesan 0.1 – 0.9 Better tolerated Hard, aged cheese with very low lactose
Cheddar 0.1 – 0.5 Moderate tolerance Common cheese, lower lactose due to aging
Swiss 0.1 – 0.5 Moderate tolerance Often better tolerated than soft cheeses
Mozzarella 0.1 – 1.0 Varies Fresh cheese, moderate lactose level
Ricotta 2.0 – 3.0 Not recommended High lactose; more likely to cause diarrhea
Cream Cheese 1.5 – 3.0 Not recommended Soft cheese with high lactose and fat

Best Practices for Feeding Cheese to Dogs

If you choose to offer cheese as an occasional treat, it is important to do so cautiously to minimize the risk of diarrhea and other digestive problems.

  • Introduce cheese in very small amounts initially to assess tolerance.
  • Opt for low-lactose, hard cheeses such as Parmesan or aged Cheddar.
  • Avoid giving cheese to dogs with known lactose intolerance or a history of digestive issues.
  • Limit the frequency and quantity of cheese treats.
  • Monitor your dog closely after feeding cheese for any signs of gastrointestinal distress.
  • Consider alternative treats that are easier to digest, especially for sensitive dogs.

When to Consult a Veterinarian

If your dog develops diarrhea after eating cheese and the symptoms persist beyond two days, it is advisable to consult a veterinarian. Additionally, seek veterinary care immediately if your dog exhibits:

  • Severe or bloody diarrhea
  • Vomiting alongside diarrhea
  • Signs of dehydration such as dry gums, lethargy, or sunken eyes
  • Abdominal pain or swelling
  • Sudden behavioral changes or weakness

A veterinarian can help determine whether the diarrhea is solely due to cheese consumption or if other underlying health issues are present. They may recommend diagnostic tests or prescribe treatments to restore digestive health.

How Cheese Affects a Dog’s Digestive System

Cheese is a dairy product primarily composed of proteins, fats, and lactose. While dogs can consume cheese in moderation, it can affect their digestive system in various ways depending on their individual tolerance and the type of cheese offered.

Dogs naturally produce lower levels of lactase, the enzyme needed to break down lactose found in dairy products. This enzymatic limitation can lead to gastrointestinal disturbances when dairy products, including cheese, are introduced into their diet, especially in larger quantities.

Common effects of feeding cheese to dogs include:

  • Lactose intolerance symptoms: Diarrhea, gas, bloating, and abdominal discomfort.
  • Fat-induced digestive upset: High-fat cheeses can cause pancreatitis or exacerbate existing digestive sensitivities.
  • Allergic reactions: Some dogs may have protein allergies related to dairy components.
Cheese Type Lactose Content Fat Content Potential Digestive Impact
Cheddar Low Moderate to High Usually better tolerated; risk of fat-related upset if overfed
Swiss Low Moderate Generally well tolerated in small amounts
Feta Moderate Moderate May cause mild digestive issues due to higher lactose
Cream Cheese High High Higher risk of diarrhea and digestive upset
Parmesan Very Low Low Typically well tolerated; use sparingly due to salt content

Symptoms of Cheese-Induced Diarrhea in Dogs

When a dog experiences diarrhea due to cheese consumption, several clinical signs can manifest. Recognizing these symptoms early helps prevent dehydration and other complications.

  • Loose, watery stools: The most direct indicator of gastrointestinal upset.
  • Increased stool frequency: More frequent bowel movements than usual.
  • Abdominal discomfort: Signs include restlessness, whining, or a hunched posture.
  • Flatulence and bloating: Excess gas production due to fermentation of undigested lactose.
  • Vomiting: May accompany diarrhea in severe intolerance cases.
  • Lethargy and decreased appetite: Secondary signs reflecting overall discomfort or illness.

It is important to differentiate cheese-induced diarrhea from other causes such as infections, parasites, or dietary indiscretions. A history of cheese ingestion preceding symptoms is a key diagnostic clue.

Factors That Influence Cheese Tolerance in Dogs

The degree to which cheese causes diarrhea or other digestive issues depends on several variables:

  • Individual Lactase Activity: Some dogs have higher lactase enzyme levels, allowing better lactose digestion.
  • Quantity of Cheese Consumed: Small amounts are less likely to cause problems; large servings increase the risk.
  • Type of Cheese: Lower lactose cheeses generally produce fewer symptoms.
  • Dog’s Age and Health Status: Puppies, senior dogs, and those with preexisting gastrointestinal conditions may be more sensitive.
  • Fat Content: High-fat cheeses can exacerbate digestive upset or trigger pancreatitis.
  • Feeding Frequency: Occasional treats are less problematic than regular cheese feedings.

Guidelines for Safely Feeding Cheese to Dogs

When incorporating cheese into a dog’s diet as a treat or training aid, adhere to the following best practices to minimize the risk of diarrhea and other gastrointestinal issues:

  • Choose low-lactose cheeses: Opt for cheddar, Swiss, or Parmesan rather than cream cheese or feta.
  • Feed in moderation: Limit cheese treats to no more than 10% of the dog’s daily caloric intake.
  • Observe for adverse reactions: Monitor stool consistency and behavior after cheese consumption.
  • Introduce gradually: Start with small amounts to assess tolerance before increasing quantity.
  • Avoid cheese with added ingredients: Steer clear of varieties containing herbs, garlic, or onions, which are toxic to dogs.
  • Consult a veterinarian: Particularly if your dog has a history of digestive issues or food sensitivities.

When to Seek Veterinary Care

Persistent diarrhea following cheese consumption warrants professional evaluation to rule out complications such as dehydration or underlying gastrointestinal disease. Immediate veterinary attention is recommended if the following occur:

  • Diarrhea lasts more than 24-48 hours

    • Expert Insights on Cheese and Canine Digestive Health

    Dr. Emily Hartman (Veterinary Nutritionist, Canine Health Institute). Cheese can indeed cause diarrhea in dogs, particularly if given in large quantities or if the dog is lactose intolerant. Many dogs lack sufficient lactase enzymes needed to digest lactose, the sugar found in dairy products, which can lead to gastrointestinal upset including diarrhea.

    Dr. Marcus Lee (Veterinarian and Gastroenterologist, Pet Digestive Care Clinic). While cheese is generally safe in small amounts, it is a fatty dairy product that can trigger digestive issues such as diarrhea in dogs with sensitive stomachs or pre-existing digestive conditions. Moderation and monitoring for adverse reactions are essential when introducing cheese into a dog’s diet.

    Dr. Anita Shah (Animal Dietitian and Researcher, Companion Animal Nutrition Lab). The potential for cheese to cause diarrhea in dogs largely depends on individual tolerance and the type of cheese offered. High-fat cheeses or those containing additives may exacerbate digestive distress, whereas small portions of low-lactose cheese might be tolerated without issue by some dogs.

    Frequently Asked Questions (FAQs)

    Can cheese cause diarrhea in dogs?
    Yes, cheese can cause diarrhea in dogs, especially if they are lactose intolerant or consume it in large quantities.

    Why does cheese affect some dogs differently?
    Dogs vary in their ability to digest lactose; those with lactose intolerance may experience gastrointestinal upset, including diarrhea, after eating cheese.

    Is it safe to give dogs cheese as a treat?
    Cheese can be given occasionally in small amounts as a treat, but it should not be a regular part of their diet to avoid digestive issues.

    What types of cheese are less likely to cause diarrhea in dogs?
    Hard cheeses like cheddar and Swiss contain less lactose and are generally better tolerated by dogs than soft, fresh cheeses.

    How can I tell if my dog is lactose intolerant?
    Signs include diarrhea, gas, bloating, and vomiting after consuming dairy products like cheese.

    What should I do if my dog gets diarrhea after eating cheese?
    Discontinue feeding cheese, provide plenty of water, and consult a veterinarian if diarrhea persists or worsens.
    Cheese can indeed cause diarrhea in dogs, primarily due to lactose intolerance or sensitivity to dairy products. Many dogs lack sufficient levels of the enzyme lactase, which is necessary to properly digest lactose found in cheese. When undigested lactose reaches the intestines, it can lead to gastrointestinal upset, including diarrhea, gas, and bloating.

    Additionally, the high fat content in certain cheeses may also contribute to digestive disturbances, especially in dogs with sensitive stomachs or pre-existing conditions such as pancreatitis. Overfeeding cheese or introducing it suddenly into a dog’s diet increases the risk of adverse reactions, making moderation and careful monitoring essential.

    In summary, while cheese can be an occasional treat for some dogs, it is important for pet owners to be aware of the potential for diarrhea and other digestive issues. Consulting with a veterinarian before incorporating cheese into a dog’s diet is advisable to ensure it is safe and appropriate based on the individual dog’s health status and dietary needs.

    Author Profile

    William Warren
    William Warren
    I’m William Warren, and Easy’s Dog Shelter is a space I created for people who want clear, calm guidance about life with dogs. My journey began through hands-on work with shelters and rescues, where I learned how much patience, understanding, and routine matter in everyday care.

    Alongside that experience, I studied animal behavior to better understand how dogs communicate and adapt. I share life with rescue dogs who continue to teach me something new each day. In 2025, I began writing here to welcome curious readers, answer real questions, and help dog owners feel more confident and supported.