Bay leaves are fragrant leaves from the laurel tree used as a herb. These leaves are a rich source of vitamin A, vitamin C, iron, potassium, calcium, and magnesium. The inclusion of bay leaves in meals promotes general health. It is known to help in promoting digestion. The leaves are added to slow-cooked recipes, such as soups, sauces, and stews, and are removed before serving the dish. The aroma of the bay leaf will enhance any savory meal.