Calories in Fennel, bulb, raw
Generic food Raw Vegetables
Fennel, bulb, raw contains 31 kcal per 100 g. A typical serving of 1 cup, sliced (87 g) provides about 27 kcal.
Roughly 81% of its calories come from carbohydrates, with 14% from protein and 5% from fat (estimated with general energy factors).
That is close to the median for vegetables and vegetable products on FoodFactly (35 kcal per 100 g).
100 g provides 52% of the Daily Value for Vitamin K and 13% of the Daily Value for Vitamin C.
The data comes from USDA FoodData Central: SR Legacy.
Nutrition facts
| Nutrient | Amount per 100 g | % DV |
|---|---|---|
| Calories C | 31 kcal | |
| Total fat ? | 0.2 g | 0.3% |
| Saturated fat C | 0.09 g | 0.5% |
| Trans fat Z | 0 g | |
| Cholesterol Z | 0 mg | 0% |
| Sodium ? | 52 mg | 2% |
| Total carbohydrates C | 7.3 g | 3% |
| Dietary fiber ? | 3.1 g | 11% |
| Total sugars I | 3.9 g | |
| Protein ? | 1.2 g | 2% |
| Vitamin A C | 48 µg | 5% |
| Vitamin C ? | 12 mg | 13% |
| Vitamin D Z | 0 µg | 0% |
| Vitamin E I | 0.58 mg | 4% |
| Vitamin K I | 62.8 µg | 52% |
| Thiamin (B1) ? | 0.01 mg | 0.8% |
| Riboflavin (B2) ? | 0.032 mg | 2% |
| Niacin (B3) ? | 0.64 mg | 4% |
| Pantothenic acid (B5) ? | 0.23 mg | 5% |
| Vitamin B6 ? | 0.047 mg | 3% |
| Folate (B9) C | 27 µg | 7% |
| Vitamin B12 Z | 0 µg | 0% |
| Choline I | 13.2 mg | 2% |
| Calcium ? | 49 mg | 4% |
| Iron ? | 0.73 mg | 4% |
| Magnesium ? | 17 mg | 4% |
| Phosphorus ? | 50 mg | 4% |
| Potassium ? | 414 mg | 9% |
| Zinc ? | 0.2 mg | 2% |
| Copper ? | 0.066 mg | 7% |
| Manganese ? | 0.19 mg | 8% |
| Selenium C | 0.7 µg | 1% |
% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.
Nutritional breakdown
- Protein 14%
- Carbohydrates 81%
- Fat 5%
Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).
Vitamins and minerals, % Daily Value per 100 g
Nutritional insights
- Protein1.2 gbelow the median for vegetables and vegetable products (median 2 g)
- Fiber3.1 gabove the median for vegetables and vegetable products (median 2.2 g)
- Sugars3.9 gin the top quarter of vegetables and vegetable products (median 2.3 g)
- Fat0.2 gbelow the median for vegetables and vegetable products (median 0.3 g)
- Saturated fat0.09 gabove the median for vegetables and vegetable products (median 0.052 g)
- Sodium52 mgabove the median for vegetables and vegetable products (median 36 mg)
- Protein per 100 kcal4 gprotein density, useful for comparing foods with different calorie levels
- Water90.2 gwater per 100 g, which largely explains differences between raw, cooked and dried forms
Full nutrient profile
Fats and cholesterol (2)
| Monounsaturated fat C | 0.068 g |
|---|---|
| Polyunsaturated fat C | 0.17 g |
Individual fatty acids (19)
| EPA (omega-3, 20:5 n-3) I | 0 g |
|---|---|
| DHA (omega-3, 22:6 n-3) I | 0 g |
| Linoleic acid (omega-6, 18:2) I | 0.17 g |
| SFA 4:0 Z | 0 g |
| SFA 6:0 Z | 0 g |
| SFA 8:0 Z | 0 g |
| SFA 10:0 I | 0 g |
| SFA 12:0 I | 0 g |
| SFA 14:0 I | 0.002 g |
| SFA 16:0 I | 0.079 g |
| SFA 18:0 I | 0.009 g |
| MUFA 18:1 I | 0.065 g |
| PUFA 18:3 I | 0 g |
| PUFA 20:4 I | 0 g |
| MUFA 16:1 I | 0.002 g |
| PUFA 18:4 I | 0 g |
| MUFA 20:1 I | 0 g |
| MUFA 22:1 I | 0 g |
| PUFA 22:5 n-3 (DPA) I | 0 g |
Carotenoids (7)
| Beta-carotene I | 578 µg |
|---|---|
| Lycopene Z | 0 µg |
| Lutein + zeaxanthin I | 607 µg |
| Retinol Z | 0 µg |
| Carotene, alpha I | 0 µg |
| Vitamin D (D2 + D3), International Units Z | 0 IU |
| Cryptoxanthin, beta I | 0 µg |
Other components (11)
| Water ? | 90.2 g |
|---|---|
| Alcohol Z | 0 g |
| Caffeine Z | 0 mg |
| Ash ? | 1.1 g |
| Theobromine Z | 0 mg |
| Energy C | 129 kJ |
| Vitamin A, IU C | 963 IU |
| Folic acid Z | 0 µg |
| Folate, food ? | 27 µg |
| Vitamin E, added Z | 0 mg |
| Vitamin B-12, added Z | 0 µg |
Values by source
More than one dataset describes this food. FoodFactly keeps each source's values separately instead of blending them. The headline values above come from USDA FoodData Central: SR Legacy.
| Per 100 g | USDA Foundation | USDA FNDDS |
|---|---|---|
| Calories | 26.9 kcal | 31 kcal |
| Protein | 0.92 g | 1.2 g |
| Carbohydrates | 5.5 g | 7.3 g |
| Fat | 0.14 g | 0.2 g |
| Fiber | 2 g | 3.1 g |
| Sugars | 3.2 g | 3.9 g |
| Sodium | 49 mg | 52 mg |
Foods with a similar nutritional profile
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Eggplant, raw Raw | 25 | 0.98 g | 5.9 g | 0.18 g |
| Green beans, raw Raw | 31 | 1.8 g | 7 g | 0.22 g |
| Cabbage, raw Raw | 25 | 1.3 g | 5.8 g | 0.1 g |
| Carrots, raw Raw | 41 | 0.93 g | 9.6 g | 0.24 g |
| Red bell pepper, raw Raw | 26 | 0.99 g | 6 g | 0.3 g |
| Onion, raw Raw | 40 | 1.1 g | 9.3 g | 0.1 g |
| Peppers, jalapeno, raw Raw | 29 | 0.91 g | 6.5 g | 0.37 g |
| Broccoli, raw Raw | 34 | 2.8 g | 6.6 g | 0.37 g |
Per 100 g. Calories in kcal. n/a: not reported by the source.
Frequently asked questions
How many calories are in raw fennel?
100 g of raw fennel has 31 kcal. 1 cup, sliced (87 g): about 27 kcal. 1 bulb (234 g): about 73 kcal.
How much protein is in raw fennel?
Raw fennel contains 1.2 g of protein per 100 g (2% of the 50 g Daily Value), or 1.1 g in 1 cup, sliced (87 g). About 14% of its calories come from protein. Compared with other vegetables and vegetable products, that is below the median (median 2 g).
How many carbs are in raw fennel?
Raw fennel has 7.3 g of total carbohydrates per 100 g, including 3.1 g of fiber and 3.9 g of sugars.
How much fat is in raw fennel?
Raw fennel contains 0.2 g of fat per 100 g, of which 0.09 g is saturated (0.5% of the Daily Value).
What vitamins and minerals does raw fennel contain?
Per 100 g, the most notable amounts relative to the Daily Value are Vitamin K (52% DV) and Vitamin C (13% DV). The full list is in the vitamins and minerals table above.
How much sodium is in raw fennel?
100 g contains 52 mg of sodium, 2% of the 2,300 mg Daily Value.
Where does this nutrition data come from?
From USDA FoodData Central: SR Legacy, record dated April 1, 2019. FoodFactly last checked it on November 6, 2026. Each value above shows whether it was measured, calculated or taken from a label.
Source of the nutrition information
- USDA FoodData Central: SR Legacy, record 169385. License: CC0 1.0 (U.S. public domain). Source record dated April 1, 2019. Imported November 6, 2026.
Last updated: . Data quality score: 100/100 (how it is calculated).
General nutrition information, not medical advice. Individual needs differ; see our disclaimer.