Although it’s low in fiber, it has a high water content, making it a refreshing choice during hot weather. It also provides calcium, potassium, vitamin C, and folate. The nutrients in iceberg lettuce can help you to meet the standard daily requirements for several vitamins and minerals.
So while iceberg lettuce is low in calories and definitely not bad for you, it’s not thatgood either. … It has far more metabolism-boosting nutrients and is high in vitamin C. Also, beware of “frisée” lettuce in salads, which is much like iceberg and doesn’t offer a lot of nutritional value.