Forget fancy diets and strict exercise regimes. The key to keeping trim could simply be eating lots of tomatoes. Eating the fruit leaves you feeling satisfied, suppressing the urge to snack, which is one of a slimmer’s main pitfalls. It is thought tomatoes are rich in compounds that alter levels of appetite hormones, making them an easy – and cheap – way to keep hunger pangs at bay. The findings emerged from research into the benefits of enriching white bread with fruit and vegetables. A small group of normal weight women aged between 18 and 35 were offered cream cheese sandwiches that had been made with either white bread or bread that had been enriched with carrots or tomatoes. It was thought that the extra fibre provided by the carrot would make the carrot-bread lunches the most filling. Instead, the tomato bread was the most satisfying, a nutritional conference in France heard.