For most people, eating a wide variety of fruit and vegetables is the cornerstone of a healthy diet. But for people with hereditary fructose intolerance , even a couple of bites of juicy watermelon or some sun-dried tomatoes in a salad can cause serious health problems. This rare condition isn't a food allergy or sensitivity. But it can lead to serious health problems if not identified and correctly managed. What is hereditary fructose intolerance? Hereditary fructose intolerance is a rare