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

Guava vs Blackberry: 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. Guava has 68 calories while Blackberry has 43 calories per 100g.

Quick Summary

Fewer Calories

Blackberry

43 kcal

More Protein

Guava

2.6g

More Fiber

Guava

5.4g

Less Sugar

Blackberry

4.9g

Visual Comparison

Caloriesper 100g
Guava
68
Blackberry
43
Proteinper 100g
Guava
2.6g
Blackberry
1.4g
Carbohydratesper 100g
Guava
14g
Blackberry
10g
Fatper 100g
Guava
0.9g
Blackberry
0.5g

Side-by-Side Nutrition Table

NutrientGuavaBlackberryDifference
Calories68kcal43kcal+25.0kcal
Protein2.6g1.4g+1.2g
Carbohydrates14g10g+4.0g
Fat0.9g0.5g+0.4g
Fiber5.4g5.3g+0.1g
Sugar9g4.9g+4.1g
Sodium2mg2mg0.0mg

Serving Size Comparison

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

Guava

Per 100g:68 calories
Per cup (150g):102 calories
Per serving (85g):58 calories

Blackberry

Per 100g:43 calories
Per cup (150g):65 calories
Per serving (85g):37 calories

Diet Compatibility

Guava

Low-CalorieVeganVegetarianPaleoLow-Sodium

Blackberry

Low-CarbLow-CalorieVeganVegetarianPaleoLow-Sodium

When to Choose Guava

  • Higher in protein (2.6g vs 1.4g)
  • More fiber (5.4g vs 5.3g)
  • Lower sodium (2mg vs 2mg)

Common Uses

Fresh snacksSmoothiesDessertsBreakfast bowls
View full Guava nutrition →

When to Choose Blackberry

  • Lower in calories (43 vs 68)
  • Lower in carbs (10g vs 14g)
  • Less sugar (4.9g vs 9g)

Common Uses

Fresh snacksSmoothiesDessertsBreakfast bowls
View full Blackberry nutrition →

Guava vs Blackberry: Nutritional Analysis

Guava is more calorie-dense at 68 calories per 100g compared to 43 for Blackberry, a difference of 25 calories. On the protein front, Guava delivers more with 2.6g per 100g versus 1.4g, 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 Guava and Blackberry tell different nutritional stories. Guava provides 14g of carbohydrates, 0.9g of fat, and 5.4g of fiber per 100g, while Blackberry contains 10g carbs, 0.5g fat, and 5.3g fiber. The higher fiber content in Guava supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Guava contains 9g while Blackberry has 4.9g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Blackberry is the lower-calorie choice at 43 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Guava provides more protein (2.6g/100g), supporting muscle repair and growth.
  • For sustained energy: Guava offers more fiber (5.4g/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, Guava or Blackberry?

Guava has more calories with 68 kcal per 100g, compared to Blackberry with 43 kcal. That's a difference of 25 calories per 100g serving.

Is Guava healthier than Blackberry?

Guava and Blackberry 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 Guava and Blackberry?

Guava has more protein with 2.6g per 100g, compared to Blackberry with 1.4g. Guava provides 1.2g more protein per 100g serving.

Which is better for weight loss, Guava or Blackberry?

For weight loss, Blackberry is the better choice with only 43 calories per 100g compared to 68 calories in Guava. Guava also offers 5.4g of fiber per 100g, which helps you feel fuller longer.

Does Guava or Blackberry have fewer carbs?

Blackberry has fewer carbs with 10g per 100g, compared to Guava with 14g. If you're following a low-carb diet, Blackberry is the better option with 4.0g 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.