Patients can improve their oral health and diet Based on the well-known food pyramid, which recommends eating a wide variety of foods from five major food groups, a balanced diet reduces the risk of periodontal disease (gums) - cereals, fruits, vegetables, Milk and meat. Vitamins and mineral supplements can also help protect periodontal health and promote overall health and well-being. Milk containing high levels of calcium is especially important for healthy and strong teeth and bones.