Can Dogs Eat Milk?

No, dogs should not drink milk. While small amounts might not cause a problem for some dogs, many are lactose intolerant. This means they can't properly digest lactose, the sugar found in milk. Consumption can lead to gastrointestinal upset, including diarrhea and vomiting.

A photo of Stefan Stumpfl, the co-author of this article.

By Stefan Stumpfl, in collaboration with Dr. Ali Raza.

Updated on May 23, 2024

Did You Know?

Most adult dogs are lactose intolerant, which means they can't properly digest milk.

Milk

HARMFUL

Nutrition

Rating: 2 out of 5 stars🍏🍏

Taste

Rating: 4 out of 5 starsπŸͺπŸͺπŸͺπŸͺ

Digestibility

Rating: 1 out of 5 starsπŸ‘

Feeding Frequency

AVOID

Allergic Risk

MODERATE

Why is Milk Bad for Dogs?

Milk can be problematic for dogs due to their common lactose intolerance. When a dog consumes milk, the undigested lactose can ferment in the gut, causing bloating, gas, and discomfort. Moreover, some dogs may have an allergy to proteins in cow milk, triggering more severe reactions.

How Much Milk Can Dogs Eat?

If you must give your dog milk, keep it to a minimum β€” no more than a few tablespoons on rare occasions. This small amount is less likely to cause issues, but remember, it's still not recommended. Consistently offering milk can upset their stomach and lead to long-term health problems.

Common Misconceptions

Many people think that milk is a healthy treat for dogs, similar to how it’s perceived for humans. However, this isn't true due to the common lactose intolerance in dogs. Another myth is that milk helps with hydration. In reality, milk can cause dehydration if it leads to diarrhea.

Similar Harmful Products

  • Cheese: Also contains lactose and can cause similar digestive issues.
  • Ice Cream: High sugar content on top of lactose makes it a double no-no.
  • Yogurt: Though it has probiotic benefits, it still contains lactose.

What to Do If Your Dog Eats Milk?

If your dog drinks some milk, observe them closely for signs of distress. If they show symptoms like vomiting or severe diarrhea, contact your vet immediately. Refrain from inducing vomiting unless advised by a professional.

Long-term consumption of milk can lead to chronic gastrointestinal issues and nutrient deficiencies in dogs. Treatment costs for such conditions can be high. Having pet insurance is advantageous as it can cover unexpected veterinary expenses and provide peace of mind.

What are Healthy Alternatives?

  • Plain Water: The best and safest hydration option.
  • Bone Broth: Provides hydration and nutrition without lactose.
  • Coconut Water: In small quantities, it’s a good hydration alternative full of electrolytes.

Conclusion

Milk is not a good choice for dogs. It can cause gastrointestinal issues and potential allergies. Always consult with a vet regarding your dog's diet, especially if they have specific health concerns. When in doubt, skip the milk and choose safer alternatives.