Why Does Your Dog Eat Grass — and When Should You Worry?

You let your dog out for a quick bathroom break, turn away for ten seconds, and there he is — head down in the lawn, munching grass like a tiny cow. He looks up at you, a green blade stuck to his nose, completely pleased with himself. Most dog owners have had this moment, followed immediately by the same worried question: is something wrong with my dog? Usually, the answer is no. Grass-eating is one of the most common dog behaviours in the world, and it is also one of the most misunderstood. It is rarely a sign of a serious illness, and it does not mean your dog is secretly a vegetarian. But it is not always meaningless either. Sometimes grass-eating is a clue — about boredom, about diet, about an upset stomach, or about the garden itself. Learning to read that clue is what turns a funny lawn habit into useful information about your dog's health. Why Dogs Eat Grass in the First Place Dogs are not pure carnivores. Their wild relatives, wolves and foxes, eat meat first, but they a...