Q: Whenever my partner and I treat ourselves to roasted garlic on warm French bread, our dog begs for some. Is garlic safe for dogs? A: No, so please don’t let him snack on it. Garlic, onions, and related vegetables are members of the genus Allium, and all are toxic to dogs. Garlic is more toxic than onions, which are more toxic than shallots, leeks, scallions, and chives. In general, the Allium species with the strongest odors and flavors are the most toxic. These vegetables are dangerous to dogs, whether raw or cooked. Garlic powder, onion powder, and other dehydrated versions are the most concentrated and, therefore, the most toxic. Garlic, onions, and related vegetables damage the red blood cells that carry oxygen throughout the dog’s body. Several days after ingestion, the red blood cells disintegrate. This red blood cell destruction is called hemolytic anemia. “Hemo-” is Greek for blood, …