Calories in 2 Heads of Raw Green Leaf Lettuce

2 heads of raw green leaf lettuce (720 g) has 108 calories. That is 5% of a 2,000 calorie diet.

The calories come from 9.8 g of protein, 1.1 g of fat and 21 g of carbohydrates, a split of 30% protein, 7% fat and 63% carbs. For comparison, 1 head of raw green leaf lettuce has 54 and 3 heads of raw green leaf lettuce has 162 calories. Burning 108 calories takes about 19 minutes of brisk walking or 9 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.