Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Zucchini vs Broccoli Rabe: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Broccoli Rabe is generally healthier

Broccoli Rabe comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has more protein (3.7g vs 1.5g), more fiber (2.2g vs 1g), less sugar (0g vs 1.2g), making it the better choice for most health goals.

Quick Summary

Fewer Calories

Zucchini

21 kcal

More Protein

Broccoli Rabe

3.7g

More Fiber

Broccoli Rabe

2.2g

Less Sugar

Broccoli Rabe

0g

Visual Comparison

Caloriesper 100g
Zucchini
21
Broccoli Rabe
34
Proteinper 100g
Zucchini
1.5g
Broccoli Rabe
3.7g
Carbohydratesper 100g
Zucchini
4g
Broccoli Rabe
7g
Fatper 100g
Zucchini
0.4g
Broccoli Rabe
0.4g

Side-by-Side Nutrition Table

NutrientZucchiniBroccoli RabeDifference
Calories21kcal34kcal-13.0kcal
Protein1.5g3.7g-2.2g
Carbohydrates4g7g-3.0g
Fat0.4g0.4g0.0g
Fiber1g2.2g-1.2g
Sugar1.2g0g+1.2g
Sodium10mg64mg-54.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Zucchini

Per 100g:21 calories
Per cup (150g):32 calories
Per serving (85g):18 calories

Broccoli Rabe

Per 100g:34 calories
Per cup (150g):51 calories
Per serving (85g):29 calories

Diet Compatibility

Zucchini

Low-CarbLow-CalorieVeganVegetarianPaleoLow-Sodium

Broccoli Rabe

Low-CarbLow-CalorieVeganVegetarianPaleoLow-Sodium

When to Choose Zucchini

  • Lower in calories (21 vs 34)
  • Lower in carbs (4g vs 7g)
  • Lower sodium (10mg vs 64mg)

Common Uses

SaladsStir-friesRoasted sidesSoups
View full Zucchini nutrition →

When to Choose Broccoli Rabe

  • Higher in protein (3.7g vs 1.5g)
  • More fiber (2.2g vs 1g)
  • Less sugar (0g vs 1.2g)

Common Uses

SaladsStir-friesRoasted sidesSoups
View full Broccoli Rabe nutrition →

Zucchini vs Broccoli Rabe: Nutritional Analysis

Broccoli Rabe is more calorie-dense at 34 calories per 100g compared to 21 for Zucchini, a difference of 13 calories. On the protein front, Broccoli Rabe delivers more with 3.7g per 100g versus 1.5g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Zucchini and Broccoli Rabe tell different nutritional stories. Zucchini provides 4g of carbohydrates, 0.4g of fat, and 1g of fiber per 100g, while Broccoli Rabe contains 7g carbs, 0.4g fat, and 2.2g fiber. The higher fiber content in Broccoli Rabe supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Zucchini contains 1.2g while Broccoli Rabe has 0g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Zucchini is the lower-calorie choice at 21 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Broccoli Rabe provides more protein (3.7g/100g), supporting muscle repair and growth.
  • For sustained energy: Broccoli Rabe offers more fiber (2.2g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Zucchini or Broccoli Rabe?

Broccoli Rabe has more calories with 34 kcal per 100g, compared to Zucchini with 21 kcal. That's a difference of 13 calories per 100g serving.

Is Zucchini healthier than Broccoli Rabe?

Based on our nutritional analysis, Broccoli Rabe is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Broccoli Rabe has 34 calories, 3.7g protein, and 2.2g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Zucchini and Broccoli Rabe?

Broccoli Rabe has more protein with 3.7g per 100g, compared to Zucchini with 1.5g. Broccoli Rabe provides 2.2g more protein per 100g serving.

Which is better for weight loss, Zucchini or Broccoli Rabe?

For weight loss, Zucchini is the better choice with only 21 calories per 100g compared to 34 calories in Broccoli Rabe. Broccoli Rabe also offers 2.2g of fiber per 100g, which helps you feel fuller longer.

Does Zucchini or Broccoli Rabe have fewer carbs?

Zucchini has fewer carbs with 4g per 100g, compared to Broccoli Rabe with 7g. If you're following a low-carb diet, Zucchini is the better option with 3.0g fewer carbohydrates.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.