If you’re looking up blueberry macros 100g, the short answer is that blueberries are a low-calorie fruit with mostly carbohydrates, a small amount of fiber, and very little fat or protein.

They’re easy to fit into breakfast bowls, smoothies, or snacks, but the exact numbers can shift a bit depending on whether you’re weighing fresh, frozen, dried, or sweetened blueberries.

Blueberry macros per 100g

For raw blueberries, 100 grams provides about 57 calories, 14.5 grams of carbohydrates, 2.4 grams of fiber, 10.0 grams of sugar, 0.7 grams of protein, and 0.3 grams of fat. Sodium is essentially negligible. These values come from USDA FoodData Central and are the standard reference most trackers use for fresh blueberries.

In practical terms, that means blueberries are mostly a carb-based fruit, but with enough fiber to make the carb count more useful than sugar alone suggests. The fiber helps slow digestion compared with more refined snack foods.

What the macros mean for your diet

Blueberries are not a high-protein or high-fat food, so they won’t do much to build a meal on their own. Their strength is adding volume, flavor, and micronutrients with relatively few calories. If you’re tracking macros, they fit best as a carb source or as part of a balanced snack with yogurt, cottage cheese, oats, nuts, or a protein shake.

Because most of the energy comes from carbohydrate, blueberries can be a smart choice around workouts when you want something light and easy to digest. If you need more precise portion tracking, weighing the fruit is better than guessing by cup, since berry sizes vary.

How blueberry form changes the numbers

Fresh or frozen unsweetened blueberries are the easiest to count accurately because their macros are very close. Dried blueberries, blueberry juice, and sweetened dried berries are different foods nutritionally: water is removed or sugar is added, so calories and carbs per 100g can rise sharply.

That’s why a label check matters. Two products with the word “blueberry” can have very different macros. If your goal is accurate tracking, use the package nutrition facts when available and default to USDA values only for plain raw blueberries.

Smart ways to use blueberry macros

If you’re aiming for better macro balance, think of blueberries as a carb add-on rather than the centerpiece. Pair them with protein and fat to make a more filling meal. For example, blueberries with Greek yogurt and chia seeds gives you carbs, protein, and fiber in one bowl.

If you use an app like Fitnit, pairing food tracking with exercise tracking can make it easier to match intake to training days. And if you’re doing home workouts, AI-based rep counting and form feedback can help you keep sessions consistent while you manage your nutrition.

Tips

Sources

  1. USDA FoodData Central — USDA
  2. Nutrition Basics — CDC
  3. Healthy Eating — Mayo Clinic
  4. NIH Office of Dietary Supplements — NIH

Frequently Asked Questions

How many carbs are in 100g of blueberries?

About 14.5 grams of carbs, with roughly 2.4 grams coming from fiber.

How many calories are in 100g of blueberries?

About 57 calories for raw blueberries.

Are blueberries high in protein?

No. Blueberries have only about 0.7 grams of protein per 100g.

Do frozen blueberries have the same macros as fresh?

Usually very close if they’re unsweetened and plain, though labels can vary slightly.

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