-Dietary indiscretion - eating too much, eating garbage, or spoiled food.
-Change in diet - It may take a few days for a dog’s digestive system to adapt to new proteins.
-Parasites - most of these will cause illness in puppies or in adults with weak immune systems
-Poisonous substances or plants
-Swallowing an indigestible foreign body
-Infections with common viruses
-Illnesses, such as kidney and liver disease, colitis, inflammatory bowel disease, and cancer
-Antibiotics and other medications
-Stress or emotional upset
Add probiotics, such as yoghurt, to their meals. Slippery elm helps soothe the digestive tract and is known to help in diarrhoea in dogs. Digestive Enzymes, found abundantly in Green Tripe, also helps in digestion.