Food Database

Kale Nutrition Facts

PER 100 g serving
Short answer

A 100 g serving of kale contains 34.8 kcal, 2.9g protein (lime), 1.4g fat (pink) and 4.3g carbohydrate (blue). It has no fiber and almost no sugar. Its other nutrient values are modest — see the full breakdown below.

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Core Nutrients per 100 g

The six values MacroDrop shows on every meal card: energy, the three macros, fiber and sugars.

Calories
34.8 kcal
Protein
2.9 g
Carbs
4.3 g
Fat
1.4 g
Fiber
4.3 g
Sugars
1.0 g

Extended Nutrients

Grouped as in the app: lipids, minerals, vitamins and other compounds sit one level below the core six. Daily values follow the FDA 2,000 kcal reference.

Lipids
Saturated fat
0.0 g
0% DV
Minerals
Sodium
52 mg
0% DV
Potassium
348 mg
10% DV
Calcium
252 mg
19% DV
Magnesium
32.9 mg
10% DV
Iron
1.4 mg
10% DV
Zinc
0.5 mg
5% DV
Vitamins
Vitamin C
95 mg
105% DV

How Cooking Changes The Numbers

Per 100 g, from each preparation's own USDA data.

Preparation Kcal Protein Fat Carbs Note
Raw34.82.9 g1.4 g4.3 gReference entry
With salt43.82.9 g1.4 g5.2 gCooked, boiled, drained, with salt
Without salt36.22.9 g1.4 g5.2 gCooked, boiled, drained, without salt

Understanding Kale Nutrition

Kale is a low-calorie vegetable that delivers fiber, vitamins and minerals for very few calories. At 34.8 kcal per 100 g serving, it provides 2.9g of protein, 4.3g of carbohydrate and 1.4g of fat. Kale is particularly rich in vitamin C, delivering 95mg — 105% of the daily value — in a single serving. It has no fiber and almost no sugar.

For athletes and anyone tracking macros, kale is an efficient source of protein, delivering 8.3g of protein per 100 kcal. Its fiber and micronutrient content makes it a useful addition to a balanced macro split without pulling calories too high.

Frequently Asked Questions

How many calories are in a 100 g serving of kale?

A 100 g serving of kale has 34.8 kcal, 2.9g protein, 1.4g fat and 4.3g carbohydrate.

How much protein is in kale?

2.9g per 100 g serving.

Is kale high in sugar or fiber?

It has no fiber and almost no sugar — 4.3g fiber and 1.0g sugar per 100 g serving.

Which nutrients is kale richest in?

No single micronutrient stands out sharply — see the full breakdown below.

Is kale good for tracking macros?

For athletes and anyone tracking macros, kale is an efficient source of protein, delivering 8.3g of protein per 100 kcal.

Does cooking kale change its nutrients?

Cooked kale runs about 26% higher in calories per equivalent serving compared to the raw reference — see the cooking table above for specific preparations.

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MacroDrop tracks all of these nutrients — core and extended — from a photo, your voice or a barcode. Offline USDA database, 7,800 foods.

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Data source

Values come from the USDA FoodData Central entry Kale, raw (FDC ID 168421), per 100 g. Daily values follow the FDA 2,000 kcal reference. Last reviewed August 2026.