Dentist,good hygiene. Maintain good oral hygiene by brushing your teeth thoroughly at least twice a day with a fluoridated toothpaste, and flossing at least once a day. Regular dentist visits for cleaning and a checkup are crucial and recommended at least every 6 months. If you have any cavities, get them filled; and if you smoke, stop. Avoiding sugary drinks & sodas, plus avoiding sugary starchy snacks, also helps.
Sugars/Acidity. Along with reducing your consumption of sugars and acidic foods and bevs make sure that your salivary glands are working properly. Many medications and nicotine can cause the mouth to dry out. Dry mouth will increase your risk for cavities. Brush with fluoridated tooth paste, don't snack too much, chew sugarless gum with xylitol. Go to www.Carifree.Com for more info about prevention. Great site.