Whether head-, field -, or iceberg salad: salads are healthy and good for the line. Because the crisp lettuce leaves contain per 100 grams, only about 15 to 20 calories. As with most vegetables, the low number of Calories is also due to the salad to the high water content. The consumption has not only a positive effect on the figure, but also on the digestion. Because the many dietary fiber that are stuck in the salad, sources in the intestine, and cranks as a result, the digestive.