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Zucchini Calories and Macros — Nutrition Facts per 1 cup sliced (180g, cooked)

Zucchini: 27 cal, 2g protein, 4.9g carbs, 0.7g fat per 1 cup sliced (180g, cooked). Full nutrition breakdown, how zucchini fits common goals, and the fastest way to track it.

By Bento Bunny Team

A serving of zucchini — 1 cup sliced (180g, cooked) — comes to 27 calories, with 2g of protein, 4.9g of carbs, and 0.7g of fat. Below is the complete USDA-sourced breakdown, plus how those numbers play with typical calorie and macro targets.

Zucchini nutrition facts

NutrientPer 1 cup sliced (180g, cooked)% Daily Value*
Calories27 kcal1%
Protein2 g4%
Carbohydrates4.9 g2%
Fat0.7 g1%
Saturated fat0.2 g1%
Fiber1.8 g6%
Sugar3.1 g
Sodium5 mg0%
Cholesterol0 mg0%
Potassium475 mg10%
Calcium32 mg2%
Iron0.7 mg4%
Vitamin C23.2 mg26%

*Percent Daily Values are based on a 2,000-calorie diet. Source: USDA FoodData Central.

How does zucchini fit your goals?

Zucchini delivers a balanced macro profile (2g protein / 4.9g carbs / 0.7g fat per 1 cup sliced (180g, cooked)), which makes it easy to fit into almost any tracking plan. Foods like this are particularly useful as base ingredients in meal prep, because they don't lock you into a specific macro split — you can pair them with whatever your daily target needs more of.

Diet-wise, zucchini fits keto, low-carb, and vegan and vegetarian eating patterns.

Micronutrients worth noting

Beyond the macros, zucchini pulls real weight on potassium (10% DV) and vitamin C (26% DV) per 1 cup sliced (180g, cooked) — the kind of micronutrient density that calorie counts alone don't show.

How zucchini compares to other vegetables

Food (per 100g)CaloriesProteinCarbsFat
Zucchini151.1g2.7g0.4g
Romaine Lettuce171.2g3.2g0.3g
Cucumber140.6g3g0.2g
Celery150.5g3.3g0.2g

Tracking zucchini without the friction

The numbers above only help if logging is easy enough that you actually do it. Instead of searching a database every time zucchini hits your plate, snap a photo in Bento Bunny — the app recognises the food, estimates the portion, and adds the macros for you. No subscription needed for core tracking.

Related foods

Browse all vegetables in the food database.

Zucchini calories by serving size

ServingCaloriesProteinCarbsFat
1 cup sliced (180g, cooked)272g4.9g0.7g
1 medium zucchini (196g)292.2g5.3g0.8g
100g151.1g2.7g0.4g

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Frequently Asked Questions

How many calories are in 1 cup sliced (180g, cooked) of zucchini?
Zucchini contains 27 calories per 1 cup sliced (180g, cooked), made up of 2g of protein, 4.9g of carbohydrates, and 0.7g of fat.
How many calories are in 100g of zucchini?
Per 100g, zucchini comes to 15 calories, with 1.1g of protein, 2.7g of carbs, and 0.4g of fat (USDA FoodData Central).
How much protein is in zucchini?
A 1 cup sliced (180g, cooked) serving of zucchini provides 2g of protein, which is roughly 4% of the FDA daily value of 50g.
Can I eat zucchini every day?
Yes. Zucchini has a balanced macro profile and no nutrient that becomes problematic in normal serving sizes. Daily inclusion is fine as long as it fits within your overall calorie and macro targets.
What's the easiest way to track zucchini?
Photo-based logging is the fastest path — apps like Bento Bunny identify zucchini and estimate portion size from a single picture, removing the need to search a database or weigh every serving.