Contrary to a commonly held belief, yes. Zumpano says that iceberg lettuce offers nutritional value, including fiber, potassium and a bit of calcium, and is low in calories. What's with iceberg ...

Next is the perennial, burger-topping iceberg lettuce. You'll need 33 cups of ... But unlike real butter, this is crammed with folate, iron, and potassium. No Caesar salad is complete without ...