Calories in Unsweetened Frozen Blueberries

Instrument — Food Profile
100g
Calories

51.00

kcal
Protein

0.42

g
Carbs

12.20

g
Fat

0.64

g
Fiber

2.70

g
Sugar

8.45

g

Curious about the nutritional profile of unsweetened frozen blueberries? Whether you are tracking your macros or just want to know how many calories they contain, you are in the right place. A standard 100g serving of unsweetened frozen blueberries provides 51.00 calories, 0.42g of protein, and 12.20g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 51.00 kcal 0.42g 12.20g 0.64g
1 oz (28g) 14 kcal 0.1g 3.4g 0.2g
package (20 oz) (567g) 289 kcal 2.4g 69.2g 3.6g
cup, unthawed (155g) 79 kcal 0.7g 18.9g 1.0g

Vitamins & Minerals

Nutrient Amount
Vitamin A 46.00 mcg
Vitamin C 2.50 mg
Vitamin K 16.40 mcg
Thiamin (B1) 0.03 mg
Riboflavin (B2) 0.04 mg
Niacin (B3) 0.52 mg
Pantothenic Acid (B5) 0.13 mg
Vitamin B6 0.06 mg
Folate (B9) 7.00 mcg
Calcium 8.00 mg
Iron 0.18 mg
Magnesium 5.00 mg
Potassium 54.00 mg
Sodium 1.00 mg
Zinc 0.07 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 173950)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How many calories are in unsweetened frozen blueberries?

100 grams of unsweetened frozen blueberries contains exactly 51.00 calories.

How many calories are in 1 package (20 oz) of unsweetened frozen blueberries?

A single package (20 oz) (567g) of unsweetened frozen blueberries provides 289 calories.

Is unsweetened frozen blueberries keto-friendly?

No, unsweetened frozen blueberries have 12.20g of carbs per 100g, which may disrupt ketosis.

Is unsweetened frozen blueberries a good source of protein?

They contain 0.42g of protein per 100g, which is moderate.