A small amount of onion is generally not immediately toxic to dogs, but it can still be harmful and should be avoided. Onions, along with other members of the Allium family (such as garlic, shallots, and leeks), contain compounds that can damage a dog’s red blood cells, leading to a condition called hemolytic anemia. Autoimmune hemolytic anemia (AIHA) is an immune system disease in which the body attacks and destroys its own red blood cells. In dogs with AIHA, red blood cells are still being manufactured in the bone marrow, but once released into the circulation, they have a shorter-than-normal […]
