Smelly dog ​​poop is caused by gastrointestinal problems, such as indigestion, gastrointestinal diseases, colds, parasites in the body, little exercise, greasy food, etc. It is best to feed your dog some light food when feeding. Do not feed raw, cold or greasy food to avoid gastrointestinal discomfort. You can also add an appropriate amount of probiotics to the diet to help the dog regulate its intestines. Regularly feed the dog Dog deworming.