Foods

Blueberries Calories and Macros — Nutrition Facts per 1 cup (148g)

Blueberries: 84 cal, 1g protein, 21.6g carbs, 0.4g fat per 1 cup (148g). Full nutrition breakdown, how blueberries fits common goals, and the fastest way to track it.

By Bento Bunny Team

A serving of blueberries — 1 cup (148g) — comes to 84 calories, with 1g of protein, 21.6g of carbs, and 0.4g of fat. Below is the complete USDA-sourced breakdown, plus how those numbers play with typical calorie and macro targets.

Blueberries nutrition facts

NutrientPer 1 cup (148g)% Daily Value*
Calories84 kcal4%
Protein1 g2%
Carbohydrates21.6 g8%
Fat0.4 g1%
Sodium0 mg0%
Potassium127 mg3%
Calcium18 mg1%
Iron0.4 mg2%
Vitamin C12 mg13%

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

How does blueberries fit your goals?

Blueberries is a carb-dominant food, with 21.6g of carbohydrate per 1 cup (148g). That makes it a useful pre- or post-training fuel source, especially for endurance work or higher-volume strength sessions. If you're tracking for fat loss, the lever isn't avoiding carbs — it's portioning them around the parts of your day where the energy is actually used.

Diet-wise, blueberries fits vegan and vegetarian eating patterns.

Micronutrients worth noting

Beyond the macros, blueberries pulls real weight on vitamin C (13% DV) per 1 cup (148g) — the kind of micronutrient density that calorie counts alone don't show.

How blueberries compares to other fruits

Food (per 100g)CaloriesProteinCarbsFat
Blueberries570.7g14.6g0.3g
Mango600.8g15g0.4g
Pear570.4g15.1g0.2g
Kiwi581.1g14g0.4g

The fastest way to log blueberries

You could search a food database for "blueberries", scroll past a dozen near-duplicates, and guess at the serving size — or you could take one photo. Bento Bunny's AI photo tracking identifies blueberries, estimates the portion, and files the macros into your day in a couple of seconds, with the AI running on-device on iOS 26+.

Related foods

Browse all fruits in the food database.

Blueberries calories by serving size

ServingCaloriesProteinCarbsFat
1 cup (148g)841g21.6g0.4g
½ cup (74g)420.5g10.8g0.2g
100g570.7g14.6g0.3g

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Frequently Asked Questions

How many calories are in 1 cup (148g) of blueberries?
Blueberries contains 84 calories per 1 cup (148g), made up of 1g of protein, 21.6g of carbohydrates, and 0.4g of fat.
How many calories are in 100g of blueberries?
Per 100g, blueberries comes to 57 calories, with 0.7g of protein, 14.6g of carbs, and 0.3g of fat (USDA FoodData Central).
How much protein is in blueberries?
A 1 cup (148g) serving of blueberries provides 1g of protein, which is roughly 2% of the FDA daily value of 50g.
Are the carbs in blueberries healthy?
The 21.6g of carbs in a 1 cup (148g) serving of blueberries are best framed as fuel — useful around training or active periods. They're not inherently "good" or "bad"; what matters is how the total fits into your daily calorie and carbohydrate targets.
What's the easiest way to track blueberries?
Photo-based logging is the fastest path — apps like Bento Bunny identify blueberries and estimate portion size from a single picture, removing the need to search a database or weigh every serving.