Dogs Can Be Lactose Intolerant They can't produce their own lactase. Without this critical enzyme, dogs cannot digest dairy products. It's this inability to produce lactase that causes the infamous digestive condition known as lactose intolerance.
What dairy products are good for dogs?
Dairy products, such as milk, cheese, and plain yogurt, are safe for dogs to have in very small quantities. Eating too much dairy can cause digestive problems. This is because dogs have low levels of lactase, a digestive enzyme that breaks down the sugars in milk.
Are dairy products okay for dogs?
Milk and Other Dairy Products Milk and milk-based products can cause diarrhea and other digestive problems for your pup. They can also trigger food allergies, which can cause them to itch.