Research Treats Not Sweets, Why Your Dog Can't Eat Chocolate! Chocolate can be highly toxic and poisonous for dogs because of a chemical it contains called theobromine. Never feed your dog any amount of chocolate; even small amounts can poison your dog and require urgent veterinary treatment.
Research Beware The Bloat! Does your dog eat too much, too fast? If your dog eats their food too quickly, it can trap gas, food or fluids and expand their stomachs, making them seriously, or even fatally, ill.