Early version. Nutrient values from USDA FoodData Central; dietitian review in progress. Not medical advice.

Iceberg lettuce vs mushrooms: which is healthier?

They are about equally nutrient-dense: iceberg lettuce scores 79/100 and mushrooms 79/100, so pick by your goal. Both can be part of a healthy diet; the table below shows where each one is stronger. Source: USDA FoodData Central.

Iceberg lettuce

79/100High nutrient density

14 kcal per 100 g. 1 cup shredded: 72 g

Mushrooms

79/100High nutrient density

22 kcal per 100 g. 1 cup sliced: 70 g

Which to pick for your goal

  • Fewer caloriesIceberg lettuce14 vs 22 kcal per 100 g
  • More proteinMushrooms0.9 vs 3.1 g per 100 g
  • More fiberAbout even1.2 vs 1 g per 100 g
  • Less sugarAbout even2 vs 2 g per 100 g
  • More potassiumMushrooms141 vs 318 mg per 100 g
  • Less saturated fatAbout even<0.1 vs <0.1 g per 100 g

Nutrition side by side

Per 100 g and per typical portion. Bold marks the better value for each row.
NutrientIceberg lettuce, 100 gMushrooms, 100 gIceberg lettuce, 72 gMushrooms, 70 g
Calories14 kcal22 kcal10 kcal15 kcal
Protein0.9 g3.1 g0.6 g2.2 g
Carbohydrates3 g3.3 g2.1 g2.3 g
Sugars2 g2 g1.4 g1.4 g
Fiber1.2 g1 g0.9 g0.7 g
Fat0.1 g0.3 g0.1 g0.2 g
Saturated fat<0.1 g<0.1 g<0.1 g<0.1 g
Vitamin C2.8 mg2.1 mg2 mg1.5 mg
Vitamin A25 µg0 µg18 µg0 µg
Potassium141 mg318 mg102 mg223 mg
Iron0.4 mg0.5 mg0.3 mg0.3 mg
Calcium18 mg3 mg13 mg2.1 mg
Magnesium7 mg9 mg5 mg6.3 mg
Sodium10 mg5 mg7.2 mg3.5 mg

Last updated . Scores use the HowHealthyIs Score method.

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