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

Chlorella 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?

Both foods have similar nutritional profiles

Both foods have similar nutritional profiles with each winning in different categories. Your choice should depend on your specific dietary goals and preferences. Chlorella has 340 calories while Broccoli Rabe has 34 calories per 100g.

Quick Summary

Fewer Calories

Broccoli Rabe

34 kcal

More Protein

Chlorella

58g

More Fiber

Chlorella

5g

Less Sugar

Chlorella

0g

Visual Comparison

Caloriesper 100g
Chlorella
340
Broccoli Rabe
34
Proteinper 100g
Chlorella
58g
Broccoli Rabe
3.7g
Carbohydratesper 100g
Chlorella
9g
Broccoli Rabe
7g
Fatper 100g
Chlorella
6g
Broccoli Rabe
0.4g

Side-by-Side Nutrition Table

NutrientChlorellaBroccoli RabeDifference
Calories340kcal34kcal+306.0kcal
Protein58g3.7g+54.3g
Carbohydrates9g7g+2.0g
Fat6g0.4g+5.6g
Fiber5g2.2g+2.8g
Sugar0g0g0.0g
Sodium200mg64mg+136.0mg

Serving Size Comparison

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

Chlorella

Per 100g:340 calories
Per cup (150g):510 calories
Per serving (85g):289 calories

Broccoli Rabe

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

Diet Compatibility

Chlorella

Low-CarbHigh-ProteinVeganVegetarianPaleoLow-Sodium

Broccoli Rabe

Low-CarbLow-CalorieVeganVegetarianPaleoLow-Sodium

When to Choose Chlorella

  • Higher in protein (58g vs 3.7g)
  • More fiber (5g vs 2.2g)
  • Less sugar (0g vs 0g)

Common Uses

SaladsStir-friesRoasted sidesSoups
View full Chlorella nutrition →

When to Choose Broccoli Rabe

  • Lower in calories (34 vs 340)
  • Lower in carbs (7g vs 9g)
  • Lower sodium (64mg vs 200mg)

Common Uses

SaladsStir-friesRoasted sidesSoups
View full Broccoli Rabe nutrition →

Chlorella vs Broccoli Rabe: Nutritional Analysis

Chlorella is more calorie-dense at 340 calories per 100g compared to 34 for Broccoli Rabe, a difference of 306 calories. On the protein front, Chlorella delivers more with 58g per 100g versus 3.7g, 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 Chlorella and Broccoli Rabe tell different nutritional stories. Chlorella provides 9g of carbohydrates, 6g of fat, and 5g of fiber per 100g, while Broccoli Rabe contains 7g carbs, 0.4g fat, and 2.2g fiber. The higher fiber content in Chlorella supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety.

Key Takeaways

  • For weight management: Broccoli Rabe is the lower-calorie choice at 34 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Chlorella provides more protein (58g/100g), supporting muscle repair and growth.
  • For sustained energy: Chlorella offers more fiber (5g/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, Chlorella or Broccoli Rabe?

Chlorella has more calories with 340 kcal per 100g, compared to Broccoli Rabe with 34 kcal. That's a difference of 306 calories per 100g serving.

Is Chlorella healthier than Broccoli Rabe?

Chlorella and Broccoli Rabe have similar nutritional profiles, with each food winning in different categories. The healthier choice depends on your specific dietary goals and nutritional needs.

What is the protein difference between Chlorella and Broccoli Rabe?

Chlorella has more protein with 58g per 100g, compared to Broccoli Rabe with 3.7g. Chlorella provides 54.3g more protein per 100g serving.

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

For weight loss, Broccoli Rabe is the better choice with only 34 calories per 100g compared to 340 calories in Chlorella. Chlorella also offers 5g of fiber per 100g, which helps you feel fuller longer.

Does Chlorella or Broccoli Rabe have fewer carbs?

Broccoli Rabe has fewer carbs with 7g per 100g, compared to Chlorella with 9g. If you're following a low-carb diet, Broccoli Rabe is the better option with 2.0g 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.