Romaine lettuce

Has deep green and long leaves. It has a crisp texture and a deeper taste than the other varieties. A good source of vitamins A, C, B1 and B2, and folate. Lettuce leaves are one of the very low calorie greenvegetables. 100 g fresh greens provide just 15 calories. Nonetheless, they are the store house of many phytonutrients that have health promoting and disease prevention properties.