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A fresh fennel bulb with a smooth, pale green-white base, several long green stalks, and delicate, feathery leaves at the tips.
●Low GI
★Natural
⚡High Potassium

Fresh Fennel Calories

Fiber, vitamin C, low calorie

In season: Spring · Summer · Autumn · Winter

CALORIES · 100 G

31kcal

GI

30low

POTASSIUM · 100 G

414mg

FIBER · 100 G

3.1g

Quick answer

1 piece (medium) of Fresh Fennel (230 g) has 71 calories. That works out to 31 calories per 100 g. It contains 16.8 g of carbs, 2.8 g of protein, 0.5 g of fat and 7.1 g of fiber. Its 144.4 µg of Vitamin K covers 120% of the Daily Value. Its glycemic index is 30 (low), so it raises blood sugar slowly.

Fresh Fennel Nutrition Facts

Selected: 1 piece (medium) · 230 g

71

KCAL / 230G

Carbs

16.8g

· 6% DV

Protein

2.8g

· 6% DV

Fat

0.5g

· 1% DV

Fiber

7.1g

· 25% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 81% · Protein 14% · Fat 5%

Fresh Fennel nutrition facts table · 1 piece (medium) (230 g)

NutrientAmount% DV
Calories71 kcal
Total fat0.5 g1%
Saturated fat0.09 g0%
Trans fat0 g
Sodium120 mg5%
Total carbohydrate16.8 g6%
Fiber7.1 g25%
Protein2.8 g6%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

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How Many Calories in 1 Medium Fresh Fennel?

ServingAmountCalories
1 piece (medium)230 g71 kcal
1 slice (thin)30 g9 kcal
1 slice (thick)60 g19 kcal
1 cup (chopped)87 g27 kcal
100 g100 g31 kcal
1 serving (medium)100 g31 kcal
1 cup (shredded)110 g34 kcal
1 piece (small)120 g37 kcal
1 piece (large)350 g109 kcal

Calculated from 31 calories per 100 g.

Frequently Asked Questions About Fresh Fennel

How do you eat fresh fennel?

You can eat fresh fennel raw or cooked. Thinly slice its crisp bulb for salads, roast or sauté it as a vegetable, use the stalks in soups, and add the feathery fronds as an herb.

What does fresh fennel taste like?

Fresh fennel tastes mildly sweet and aromatic, with a flavor often compared to anise or licorice. The bulb is crisp and juicy, while the stalks are more fibrous and the fronds have a delicate herbal taste.

Can you eat fresh fennel raw?

Yes, fresh fennel is commonly eaten raw. Wash the bulb, remove any tough outer layer if needed, and slice it thinly for salads or dips; its crunch and subtle anise-like flavor are especially noticeable uncooked.

What parts of fresh fennel are edible?

The bulb, stalks, and feathery fronds of fresh fennel are all edible. Use the bulb as a vegetable, add the stalks to stocks or soups, and chop the fronds over salads, fish, or roasted vegetables.

How do you cut fresh fennel?

Rinse fresh fennel well, including between the layers, then trim the stalks and fronds. Halve the bulb lengthwise, cut out the tough core if your recipe calls for it, and slice or wedge the remaining bulb.

How should you store fresh fennel?

Store fresh fennel in the refrigerator in a loosely closed bag or wrapped so it does not dry out. The fronds wilt sooner than the bulb, so remove and store them separately if you will not use the fennel promptly.

Can you freeze fresh fennel?

Yes, you can freeze fresh fennel, but thawed bulb loses its crisp texture. Wash and dry it, slice or chop it, and freeze it in an airtight container; use it in cooked dishes rather than raw salads.

Is fresh fennel the same as anise?

No, fresh fennel and anise are different plants, although both have a sweet, anise-like aroma. Fennel is eaten as a vegetable, including its bulb and stalks, while anise is generally used for its seeds.

Do you need to peel fresh fennel?

Usually, fresh fennel does not need peeling. Remove any outer layer that looks bruised, discolored, or unusually tough, then rinse the bulb well; the inner layers can be sliced and eaten.

What goes well with fresh fennel?

Fresh fennel pairs well with citrus, olive oil, herbs, and fish. Serve thinly sliced raw fennel with orange or lemon, or roast the bulb alongside other vegetables for a softer, sweeter flavor.

Fresh Fennel Vitamins & Minerals

Vitamins

Vitamin K

144.44µg · 120% DV

Vitamin C

27.6mg · 31% DV

Folate

62.1µg · 16% DV

Vitamin A

110.4µg · 12% DV

Minerals

Potassium ⭐

952mg · 28% DV

Manganese

0.44mg · 19% DV

Phosphorus

115mg · 16% DV

Copper

0.14mg · 16% DV

Sodium

120mg · 5% DV

Fresh Fennel Glycemic Index

GLYCEMIC INDEX

30
Low
0 Low5570100

GLYCEMIC LOAD

4.6
Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Fresh Fennel

To burn the 71 calories in 1 piece (medium) (230 g):

🚶

18min

Walking (5 km/h)

🏃

7min

Running (8 km/h)

🚴

10min

Cycling

🏊

8min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

What is Fresh Fennel?

Fresh fennel is a crisp, aromatic vegetable with a pale, bulb-like base, celery-like stalks and feathery green leaves. It is closely associated with Mediterranean cooking, where both the bulb and leaves are used. Its flavour is gently sweet with a distinctive anise note; raw slices bring crunch to salads, while roasting or braising makes the bulb tender and milder. The fronds can be chopped over a dish as a fresh garnish. Fennel is low in calories and provides fibre, with 3.1 g per 100 g. Pair it with citrus, olive oil or fish, or shave it thinly into a salad when you want a light, refreshing side.

How Nutritious Is Fresh Fennel?

Nutrient density

High

70/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

54/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Is Fresh Fennel Processed?

NOVA 1

Unprocessed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Fresh Fennel Contain Allergens?

No known major allergens

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Fresh Fennel Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

✓ Suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Fresh Fennel Fat Profile

SATURATED

0.09g

MONOUNSATURATED

0.05g

POLYUNSATURATED

0.14g

⚖️

Omega 6:3 ratio 3.5:1

Below the ideal 4:1 — a good omega balance.

Compare Fresh Fennel

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Nutrition data compiled from USDA FoodData Central and scientific sources.