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

How healthy are collard greens?

Are collard greens healthy? Yes, for most people. Collard greens score 99/100 on the HowHealthyIs Score: 100 g provide 32 kcal, 35 mg vitamin C and 251 µg vitamin A. Collards are one of the best plant sources of calcium and very rich in vitamin K. Source: USDA FoodData Central.

  • High in vitamin C
  • High in vitamin A
  • Low calorie
Score explained

The score compares nutrient density per 100 kcal across every food we cover (NRF9.3 method). Collard greens rank higher than 99% of them.

Counts in favor (% daily value per 100 kcal)

  • Vitamin C100%
  • Vitamin A87%
  • Calcium56%
  • Vitamin E47%
  • Fiber45%
  • Magnesium20%
  • Protein19%
  • Potassium14%
  • Iron8%

Counts against

  • Saturated fat1%
  • Added sugars0%
  • Sodium2%

Raw NRF9.3: 396 minus 3 = 393. 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 collard greens?

Calories12kcal
Protein1.1g
Carbohydrates2g
Fat0.2g
Fiber1.4g
Sugars0.2g
Nutrition facts for collard greens. Per 100 g and for the selected portion (36 g). %DV uses FDA Daily Values.
NutrientPer 100 gPer portion%DV
Energy and macronutrients
Calories32 kcal12 kcal
Protein3 g1.1 g2%
Carbohydrates5.4 g2 g1%
Fiber4 g1.4 g5%
Sugars0.5 g0.2 g
Added sugars0 g0 g0%
Fat0.6 g0.2 g0%
Saturated fat<0.1 g<0.1 g0%
Vitamins
Vitamin A251 µg90 µg10%
Vitamin C35 mg13 mg14%
Vitamin E2.3 mg0.8 mg5%
Minerals
Calcium232 mg84 mg6%
Iron0.5 mg0.2 mg1%
Potassium213 mg77 mg2%
Magnesium27 mg9.7 mg2%
Sodium17 mg6.1 mg0%

Source: USDA FoodData Central, "Collards, raw" (FDC 170406). Values rounded.

Why are collard greens good for you?

  • 13 mg vitamin C in 1 cup chopped, 14% of the daily value. Vitamin C contributes to the normal function of the immune system.
  • 90 µg vitamin A in 1 cup chopped, 10% of the daily value. Vitamin A contributes to the maintenance of normal vision.

Good ways to use them

  • Braised with onion and garlic
  • Wraps instead of tortillas

What should you watch out for?

  • Traditional recipes cooked with ham hocks add salt and saturated fat.

Similar foods

Collard greens are already one of the most nutrient-dense vegetables we cover.

How do collard greens compare?

Common questions about collard greens

How many calories are in collard greens?
100 g of collard greens has 32 kcal. A typical portion, 1 cup chopped (36 g), has about 12 kcal.
How much protein is in collard greens?
Collard greens have 3 g of protein per 100 g, or about 1.1 g in 1 cup chopped.
Are collard greens good for weight loss?
Collard greens are low in calories (32 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: "Collards, raw", FDC ID 170406. 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.