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Kale Calories and Nutrition Facts

Kale has 36 calories per 100 g, with 2.9 g protein, 5.3 g carbs and 1.2 g fat. Official USDA analytical record: Kale, frozen, cooked, boiled, drained, without salt (FDC ID: 326196).

⚡ Quick Nutrition Answer

One standard serving of kale (1 cup, cooked (118 g)) contains 42 calories, 3.4g protein, 6.3g total carbs (6.3g net carbs), and 1.4g fat. Per 100 grams, it supplies 36 calories.

Energy density

0.36 kcal/g

very low

Protein / 100 kcal

8.1 g

satiety per calorie

Net carbs / 100 g

5.3 g

carbs minus fibre

100 kcal portion

278 g

≈ 9.8 oz

✓ Low calorie✓ Low fat✓ Low saturated fat✓ Very low sodium
Serving size
How many?

= 118 g total

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Calories
42
in 118 g · 36 kcal per 100 g
Carbs6.3 g · 49%
Protein3.4 g · 27%
Fat1.4 g · 25%
Sugars
1.3g
Fibre
0g
Saturated fat
0g
Sodium
19mg

Kale Portion & Serving Size Comparison

Compare calories, carbs, net carbs, and macros across common household measurements.

Portion SizeWeightCaloriesTotal CarbsNet CarbsProteinFat
100 g100 g36 kcal5.3 g5.3 g2.9 g1.2 g
1 cup, cooked (118 g)118 g42 kcal6.3 g6.3 g3.4 g1.4 g

Kale, frozen, cooked, boiled, drained, without salt nutrition facts

The table below shows the complete nutritional profile for kale, frozen, cooked, boiled, drained, without salt per 100 g (the laboratory analytical standard) and per 1 cup, cooked (118 g), alongside the share of the FDA Daily Value each nutrient covers. Most of its calories come from carbohydrate, and it is relatively low in calories.

NutrientPer 100 gPer 1 cup, cooked (118 g)% DV*
Calories36 kcal42 kcal
Protein2.9 g3.4 g6%
Carbohydrate5.3 g6.3 g2%
Fat1.2 g1.4 g2%
Sugars1.1 g1.3 g
Fibre0 g0 g0%
Saturated fat0 g0 g0%
Sodium16 mg19 mg1%

*Percent Daily Value per 100 g, against the FDA reference intakes for adults and children 4+ years (50 g protein, 275 g carbohydrate, 28 g fibre, 78 g fat, 20 g saturated fat, 2300 mg sodium). Total sugars has no Daily Value — the 50 g reference applies to added sugars only, and USDA reports total sugars here.

Kale calories by weight: ounces, pounds and grams

USDA publishes this food per 100 g, so here is the same profile converted to the weights a kitchen scale and a US recipe actually use. At 0.36 kcal per gram (very low energy density), you can eat a large volume of this for very few calories, which makes it useful for filling out a meal in a deficit.

AmountCaloriesProteinCarbsFat
1 oz (28 g)10 kcal0.8 g1.5 g0.3 g
100 g (3.5 oz)36 kcal2.9 g5.3 g1.2 g
4 oz (113 g)41 kcal3.3 g6 g1.4 g
8 oz / ½ lb (227 g)82 kcal6.6 g12 g2.7 g
1 lb (454 g)163 kcal13.2 g24 g5.4 g
🏛️ Official USDA FoodData Central CitationFDC ID: 326196

Data sourced from USDA FoodData Central Foundation Foods dataset (public domain, CC0). Laboratory food profile and analytical measurements verified under USDA FDC ID 326196.

View raw USDA laboratory entry →

How kale compares to other vegetables

Against the 80 vegetables in this database, kale ranks 46th lowest in calories and 10th highest in protein. The category averages 50 kcal per 100 g, so this one is 28% below it. The lightest option in the category is pickles, cucumber, dill or kosher dill at 12 kcal per 100 g, and the protein leader is flour, potato at 8.1 g per 100 g.

Vegetables (by calories)CaloriesProteinkcal/g
🥬 Kale, raw35 kcal2.9 g0.35
🧅 Onions, white, raw35 kcal0.9 g0.35
🥬 Kale, frozen, cooked, boiled, drained, without salt (this page)36 kcal2.9 g0.36
🥕 Carrots, frozen, unprepared37 kcal0.8 g0.37
🍄 Mushroom, maitake38 kcal2.2 g0.38

Portion planning with kale

  • 100 calories comes to about 278 g (9.8 oz).
  • 20 g of protein takes about 690 g, bringing 248 kcal with it — that is 8.1 g of protein per 100 calories.
  • Macro split by calories: 49% carbs, 27% protein, 25% fat.

Nutrient screening detail

The badges near the top of this page come from screening the per-100 g values against the FDA nutrient-content thresholds in 21 CFR 101.54–101.62. The regulations define those claims per reference serving rather than per 100 g, so treat these as a like-for-like comparison between foods, not as a statement about a product label:

  • Low calorie — 36 kcal per 100 g (≤ 40)
  • Low fat — 1.2 g per 100 g (≤ 3 g)
  • Low saturated fat — 0 g per 100 g (≤ 1 g)
  • Very low sodium — 16 mg per 100 g (≤ 35 mg)

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Kale FAQ & Nutrition Questions

How many calories and carbs are in 1 cup, cooked (118 g) of kale?

One serving of 1 cup, cooked (118 g) provides 42 calories, 6.3 g total carbs, 3.4 g protein, and 1.4 g fat.

How many calories are in 100 g of kale?

Kale contains 36 calories per 100 g, with 2.9 g protein, 5.3 g carbohydrate, and 1.2 g fat. Use the interactive calculator above to scale to any custom amount.

What is the USDA FoodData Central (FDC) ID for kale?

The official USDA FoodData Central ID for "Kale, frozen, cooked, boiled, drained, without salt" is FDC ID: 326196. You can view the verified laboratory analytical record on the USDA FoodData Central Database.

What is the macronutrient breakdown of kale?

By calories, kale is approximately 49% carbohydrates, 27% protein, and 25% fat.

How many calories are in an ounce of kale?

One ounce (28 g) of kale has 10 calories, with 0.8 g protein, 1.5 g carbs and 0.3 g fat. Four ounces (113 g) comes to 41 calories, and a full pound (454 g) to 163 calories.

How much kale is 100 calories?

About 278 g of kale supplies 100 calories, because it carries 0.36 kcal per gram (very low energy density). You can eat a large volume of this for very few calories, which makes it useful for filling out a meal in a deficit.

How much kale do I need for 20 g of protein?

Roughly 690 g of kale, which also brings 248 calories with it. That works out to 8.1 g of protein per 100 calories.

Is kale high or low in calories for a vegetable?

Kale sits 28% below the vegetables average of 50 kcal per 100 g, ranking 46th lowest of 80 in this category.

Is this nutrition data free to use?

Yes. The data is sourced directly from USDA FoodData Central (CC0 public domain). Viewing and scaling portions here is 100% free with no sign-up — and you can log this food free in our online food diary.