In addition to maintaining good oral hygiene habits, you can keep your teeth healthy and strong by eating foods that are good for your teeth. Dairy products contain calcium and casein, which both help strength your tooth enamel. Sources of lean protein such as poultry, fish, and eggs are high in phosphorous and low in sugar, which will help strengthen your tooth enamel and do not contribute to tooth decay.  Learn more in our blog article "Best and Worst Foods for Your Teeth."