Dogs may eat dirt to compensate for a lack of certain minerals or nutrients in their diet.
Dogs may resort to eating dirt out of boredom or as a way to entertain themselves.
Dogs have a natural inclination to explore their environment with their mouths, and this may include sampling and ingesting dirt.
Pica refers to the consumption of non-food items, including dirt, which can be caused by behavioral or medical issues.
In some cases, dogs may eat dirt as a way to soothe an upset stomach or to induce vomiting.