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IBD

Why Does My Dog Have Chronic Diarrhea? 12 Common Causes and Research-Backed Solutions

When your dog experiences diarrhea for more than three weeks, it crosses from an acute problem into chronic territory. Chronic diarrhea in dogs is frustrating for pet owners and uncomfortable for dogs, but it’s also a critical signal that something deeper is wrong with your dog’s digestive system. Unlike occasional loose stools from eating something unusual, chronic diarrhea persists despite dietary changes and over-the-counter remedies. Veterinary research shows that chronic diarrhea affects approximately 10-15% of dogs at some point in their lives, with causes ranging from food sensitivities to serious conditions like inflammatory bowel disease or cancer. The key to helping your dog isn’t just managing symptoms, it’s identifying the root cause and addressing it with targeted treatment.