Red leaf lettuce is nutrient-dense, meaning that it’s high in a variety of essential vitamins and minerals, yet very low in calories.
Three cups (85 grams) of shredded leaves provide the following nutrients
Calories: 11
Protein: 1 gram
Fat: 0.2 grams
Fiber: 1 gram
Vitamin K: 149% of the Daily Value (DV)
Vitamin A: 127% of the DV
Magnesium: 3% of the DV
Manganese: 9% of the DV
Folate: 8% of the DV
Iron: 6% of the DV
Vitamin C: 5% of the DV
Potassium: 5% of the DV
Vitamin B6: 4% of the DV