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

How healthy are leeks?

Are leeks healthy? Yes, for most people. Leeks score 78/100 on the HowHealthyIs Score: 100 g provide 61 kcal, 12 mg vitamin C and 2.1 mg iron. Leeks have a mild onion flavor and bring vitamin K and some vitamin A. Source: USDA FoodData Central.

  • Source of vitamin C
  • Source of iron
  • Low sugar
Score explained

The score compares nutrient density per 100 kcal across every food we cover (NRF9.3 method). Leeks rank higher than 78% of them.

Counts in favor (% daily value per 100 kcal)

  • Vitamin C22%
  • Iron19%
  • Vitamin A15%
  • Magnesium11%
  • Fiber11%
  • Vitamin E10%
  • Calcium7%
  • Potassium6%
  • Protein5%

Counts against

  • Saturated fat0%
  • Added sugars0%
  • Sodium1%

Raw NRF9.3: 106 minus 2 = 105. The score is not a verdict on whether to eat a food; portion, the whole meal and your own health matter more. Full methodology

How many calories are in leeks?

Calories54kcal
Protein1.3g
Carbohydrates13g
Fat0.3g
Fiber1.6g
Sugars3.5g
Nutrition facts for leeks. Per 100 g and for the selected portion (89 g). %DV uses FDA Daily Values.
NutrientPer 100 gPer portion%DV
Energy and macronutrients
Calories61 kcal54 kcal
Protein1.5 g1.3 g3%
Carbohydrates14 g13 g5%
Fiber1.8 g1.6 g6%
Sugars3.9 g3.5 g
Added sugars0 g0 g0%
Fat0.3 g0.3 g0%
Saturated fat<0.1 g<0.1 g0%
Vitamins
Vitamin A83 µg74 µg8%
Vitamin C12 mg11 mg12%
Vitamin E0.9 mg0.8 mg5%
Minerals
Calcium59 mg53 mg4%
Iron2.1 mg1.9 mg10%
Potassium180 mg160 mg3%
Magnesium28 mg25 mg6%
Sodium20 mg18 mg1%

Source: USDA FoodData Central, "Leeks, (bulb and lower leaf-portion), raw" (FDC 169246). Values rounded.

Why are leeks good for you?

  • 11 mg vitamin C in 1 leek, 12% of the daily value. Vitamin C contributes to the normal function of the immune system.
  • 1.9 mg iron in 1 leek, 10% of the daily value. Iron contributes to the normal formation of red blood cells.

Good ways to use them

  • Soups and pies
  • Braised sides

What should you watch out for?

  • Grit hides between the layers; slice and rinse well.

Which vegetables score higher?

Other vegetables with more nutrition per calorie. Variety matters more than picking one winner.

How do leeks compare?

Common questions about leeks

How many calories are in leeks?
100 g of leeks has 61 kcal. A typical portion, 1 leek (89 g), has about 54 kcal.
How much protein is in leeks?
Leeks have 1.5 g of protein per 100 g, or about 1.3 g in 1 leek.
Are leeks good for weight loss?
Leeks are low in calories (61 kcal per 100 g), so they add volume to meals without many calories. No single food causes weight loss; the overall diet does.

Sources

  1. U.S. Department of Agriculture. FoodData Central, SR Legacy: "Leeks, (bulb and lower leaf-portion), raw", FDC ID 169246. fdc.nal.usda.gov
  2. U.S. Food and Drug Administration. Daily Value on the Nutrition and Supplement Facts Labels (21 CFR 101.9).
  3. Fulgoni VL, Keast DR, Drewnowski A. Development and validation of the Nutrient-Rich Foods Index. J Nutr. 2009;139(8):1549-1554.
  4. Monteiro CA, et al. Ultra-processed foods: what they are and how to identify them. Public Health Nutr. 2019;22(5):936-941.

Review and updates

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More: Vegetables ranked, foods high in vitamin C.