Countless kinds of toothpaste are on sale in drugstores, but you don't need to buy a pricey one to do well by your teeth. According to the American Dental Association, all that really matters is that you brush at least twice a day with a toothpaste that's ADA-accepted and contains fluoride. "Just pick the one you like or feel you can afford, whether it's paste or gel," says association consumer adviser Maria Lopez Howell.
Joan Rattner Heilman is a frequent contributor to the AARP Bulletin.
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