Broccoli nutrition facts
Vegetables · Raw · per 100 g
Broccoli (raw) contains 34 kcal per 100 g, with 2.8 g protein, 6.6 g carbohydrate (of which 1.7 g sugar), 0.4 g fat and 2.6 g fiber. That works out to about 8.2 g of protein per 100 kcal, and its energy density is very low (under 60 kcal/100 g).
Source: USDA FoodData Central. Data as of June 2026.
Nutrition facts per 100 g
| Nutrient | Per 100 g |
|---|---|
| Calories | 34 kcal |
| Protein | 2.8 g |
| Carbohydrate | 6.6 g |
| Fat | 0.4 g |
| Fiber | 2.6 g |
| Sugar | 1.7 g |
| Vitamin C | 89.2 mg |
| Potassium | 316 mg |
Source: USDA FoodData Central. Data as of June 2026.
What the numbers mean
Energy density tells you how many calories a food packs per gram: broccoli is very low (under 60 kcal/100 g). Protein density — grams of protein per 100 kcal — is a useful way to compare foods regardless of portion size; here it is about 8.2 g/100 kcal. Fiber (2.6 g per 100 g) supports digestion and satiety, while the sugar figure (1.7 g) is part of total carbohydrate. See our guide on how to read nutrition data for more.
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Frequently asked questions
How many calories are in 100 g of broccoli?
100 g of broccoli (raw) contains about 34 kcal, with 2.8 g protein, 6.6 g carbohydrate and 0.4 g fat, per USDA FoodData Central.
How much protein is in broccoli?
Broccoli provides 2.8 g of protein per 100 g — roughly 8.2 g of protein per 100 kcal.
Is broccoli high or low in calories?
At 34 kcal per 100 g, broccoli has very low (under 60 kcal/100 g) energy density.
Source
Data from USDA FoodData Central (FDC ID 170379), per 100 g edible portion. Values are for general information only and are not medical or dietary advice; cooking, brand and variety can change the real figures.
Last updated: 2026-06-14