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lettuce, (Lactuca sativa), annual leaf vegetable of the aster family (Asteraceae). Most lettuce varieties are eaten fresh and are commonly served as the base of green salads. Lettuce is generally a rich source of vitamins K and A, though the nutritional quality varies, depending on the variety. Iceberg lettuce also contains:
Vitamin A,Vitamin C, Calcium, Iron,Vitamin K, Folate, Manganese,..
Nutrients per Serving
Calories: 10
Fat: 0 grams
Cholesterol: 0 milligrams
Sodium: 7 milligrams
Carbohydrates: 2 grams
Fiber: 1 gram
Sugar: 1 gram
Protein: 1 gram