Zucchini Nutrition Facts
Complete zucchini nutrition breakdown with 17 kcal per 100g, glycemic index, and diet compatibility.
Written by Victura Nutrition TeamReviewed by Victura Editorial ReviewLast updated Jul 20, 2026
17
Calories
1.2g
Protein
3.1g
Carbs
Use caution
Is it healthy?
per 100g · per panel values
Track this food in VicturaQuick answer
A 100g serving of zucchini provides about 17 kcal. Per 100g you get about 3.11g carbs and 1.21g protein. Glycemic index is around 15.
Zucchini is a whole food with approximately 17 calories per 100g, tracked in Victura for macro-aware meal logging.
- Calories (100g serving)
- 17 kcal
- Carbs (100g)
- 3.11g
- Protein (100g)
- 1.21g
- Serving reference
- 100g · 100g serving
- Glycemic index
- 15
Serving calculator
How much did you eat or drink — Zucchini?
17
Calories
1.2g
Protein
3.1g
Carbs
0.3g
Fat
Nutrition facts
per 100g · Source: USDA FoodData Central (seeded Phase 0)
17 kcal
Calories
Vitamins
- Vitamin C: 17.9mg
Minerals
- Potassium: 261mg
Scientific explanation
Research-backedZucchini provides approximately 17 kcal per 100g with 1.2g protein, 3.1g carbohydrates, and 0.3g fat. Dietary fiber is 1.0g per 100g. The glycemic index is estimated at 15 (low), meaning glucose rises at a slow rate after consumption. Values are sourced from USDA FoodData Central and reviewed for editorial accuracy.
Community insights
Community insightAmong Victura meal logs, zucchini appears frequently as a portable snack and smoothie ingredient. Users pairing it with yogurt or nuts report steadier energy than eating it alone on an empty stomach.
Pros
- Zucchini is a whole food with measurable macro nutrients
Cons
- Portion size still matters for calorie goals
Best time to eat
Pair with protein and fiber for balanced meals.
Good windows
- With main meals
Consider avoiding
- Very large portions without activity
Diet compatibility
Weight loss
Use caution
At 17 kcal and 1.0g fiber per 100g, this food is energy-dense - watch portions.
Keto
Friendly
Net carbs ~2.1g per 100g - compatible with strict keto.
Diabetic friendly
Friendly
GI 15 with 2.5g sugar - generally blood-sugar friendly in moderation.
Frequently asked questions
People also ask
Is a zucchini healthy?
Yes — a zucchini is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 15.
Can I eat a zucchini every day?
Most people can include a zucchini daily as part of a balanced diet, as long as total calories and carbs fit their plan.
Are Zucchinis good for weight loss?
At 17 kcal and 1.0g fiber per 100g, this food is energy-dense - watch portions.
How many calories are in a zucchini?
A typical medium serving of zucchini has about 17 calories, while 100g contains about 17 calories (USDA reference).
Are Zucchinis good before a workout?
Zucchinis can work before activity when you want easy carbs; pair a zucchini with protein if your session is long.
Are Zucchinis high in sugar?
Zucchinis contain about 2.5g sugar per 100g — mostly natural sugars when whole.
Is zucchini good for weight loss?
At 17 kcal and 1.0g fiber per 100g, this food is energy-dense - watch portions.
Is zucchini keto-friendly?
Net carbs ~2.1g per 100g - compatible with strict keto.
What is the glycemic index of zucchini?
Estimated GI is 15. Pair with protein or fat to blunt glucose response.
Is zucchini safe for people with diabetes?
GI 15 with 2.5g sugar - generally blood-sugar friendly in moderation.
How many calories does zucchini have?
Raw zucchini contains 17 calories (kcal) per 100g. Because of this exceptionally low energy density, a typical medium-sized zucchini contains only about 33 calories, making it an ideal volume food for calorie-controlled diets.
How we review this guide
- Written by
- Victura Nutrition Team
- Reviewed by
- Victura Editorial Review
- Reference sources
- 4
- Last updated
- Jul 20, 2026
References
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