Do Onions Give Dogs Diarrhea?

Do Onions Give Dogs Diarrhea? Dogs with allium species toxicosis develop hemolytic anemia. Typically the onset is delayed by several days, but large doses may cause symptoms of anemia as little as one day after ingestion. Vomiting, diarrhea and gastrointestinal upset may also be present. Will a small amount of onion hurt a dog? Although