1 piece (medium) of Roasted Zucchini (120 g) has 34 calories. That works out to 28 calories per 100 g. It contains 6.1 g of carbs, 1.4 g of protein, 0.5 g of fat and 1.4 g of fiber. Its 16.8 mg of Vitamin C covers 19% of the Daily Value. Its glycemic index is 15 (low), so it raises blood sugar slowly.

Roasted Zucchini Nutrition Facts

Selected: 100 g

KCAL / 100G

Carbs

5.1g

· 2% DV

Protein

1.2g

· 2% DV

Fat

0.4g

· 1% DV

Fiber

1.2g

· 4% DV

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

Calories come from: Carbs 71% · Protein 17% · Fat 12%

Roasted Zucchini Vitamins & Minerals

Vitamins

Vitamin C

14mg · 16% DV

0.13mg · 8% DV

0.09mg · 7% DV

Folate

23µg · 6% DV

Minerals

Potassium ⭐

262mg · 8% DV

Magnesium

18mg · 4% DV

Phosphorus

28mg · 4% DV

Calcium

16mg · 2% DV

How Nutritious Is Roasted Zucchini?

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

45/ 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.

Roasted Zucchini Glycemic Index

GLYCEMIC INDEX

Low

0 Low5570100

GLYCEMIC LOAD

Low

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

How to Burn Off Roasted Zucchini

To burn the 28 calories in 100 g:

🚶

7min

Walking (5 km/h)

🏃

3min

Running (8 km/h)

🚴

4min

Cycling

🏊

3min

Swimming

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

Is Roasted Zucchini Processed?

NOVA 2

Minimally Processed

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 Roasted Zucchini 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 Roasted Zucchini Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

✓ Suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

✓ Suitable

Low FODMAP

— Not suitable

Roasted Zucchini Fat Profile

SATURATED

0.07g

MONOUNSATURATED

0.03g

POLYUNSATURATED

0.03g

⚖️

Omega 6:3 ratio 2:1

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

Compare Roasted Zucchini

🥒vs🍅

Roasted Zucchini vs Tomato10 kcal more per 100 g

→🥒vs🥗

Roasted Zucchini vs Mixed Green Salad10 kcal more per 100 g

→🥒vs🫑

Roasted Zucchini vs Red Pepper3 kcal fewer per 100 g

→🥒vs🥄

Roasted Zucchini vs Boiled Beetroot16 kcal fewer per 100 g

→

Foods Similar to Roasted Zucchini

🍅

Tomato

18 kcal

🥗

Mixed Green Salad

18 kcal

🫑

Red Pepper

31 kcal

🥄

Boiled Beetroot

44 kcal

🫑

Green pepper

20 kcal

🥗

Potato Salad

110 kcal

🥗

Arugula

25 kcal

🥕🥦🍆

Oven-Roasted Mixed Vegetables

65 kcal

Frequently Asked Questions About Roasted Zucchini

How many calories are in roasted zucchini, and is it diet-friendly?

Roasted zucchini has 28 calories per 100 g. With 5.1 g carbs, 1.2 g fiber, and very low fat at 0.4 g, it fits many eating patterns including keto, vegan, paleo, Mediterranean, and gluten-free diets.

Does roasted zucchini have a high glycemic index?

No, roasted zucchini has a glycemic index of 15, which is considered low. Per 100 g, it provides 5.1 g carbohydrates.

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: September 21, 2026