Black stool in Labrador is related to the food fed and indigestion. You can feed Labrador some dog-specific digestive tract prescription foods and probiotics to regulate the digestive tract. If there are no major problems, you can return to normal bowel movements in 1-2 days.

Causes of black stool in Labrador:

1. Caused by eating too much animal liver food, too much raw meat, canned food, etc. Raw meat and canned food are too greasy and contain too much protein, which can cause your dog to have black stools.

2. Dog gastrointestinal bleeding usually leads to black stools, and the feces usually has a fishy smell. The owner needs to take the dog to the pet hospital to check the cause.

3. Viral enteritis causes gastrointestinal bleeding and black stool.

4. Parasites cause Labrador’s stool to be bloody and black, and the dog’s stool will also contain white unknown substances, which requires deworming.