How many calories are in 150 g of frozen strawberries?

November 19, 2025 •

3 min read

Typically, 150 g of unsweetened frozen strawberries contain around 53 calories. This makes them an excellent low-calorie, nutrient-rich option for supporting a healthy diet and weight management.

Quick Summary

A 150g serving of unsweetened frozen strawberries provides approximately 53 calories and is packed with fiber, vitamins, and antioxidants. These berries are a healthy choice for various diets.

Key Points

Calorie Count: 150g of unsweetened frozen strawberries has approximately 53 calories.
Rich in Vitamin C: A serving provides a substantial amount of daily vitamin C, which is well-preserved through the freezing process.
Antioxidant Benefits: Frozen strawberries retain high levels of antioxidants that help combat oxidative stress and inflammation.
Good Source of Fiber: They support digestive health and satiety with about 3g of fiber per 150g.
Nutritionally Comparable to Fresh: Freezing at peak ripeness ensures that frozen strawberries retain most of their key nutrients, rivaling their fresh counterparts.
Versatile Ingredient: They can be used in smoothies, oatmeal, desserts, or as a natural flavoring for water.
Check Labels for Added Sugar: Choose unsweetened frozen strawberries to avoid unnecessary calories and sugar.

Calorie and Nutritional Content of 150g of Frozen Strawberries

Choosing unsweetened frozen strawberries means selecting a convenient and nutritious snack. A 150-gram serving is low in calories. It's a great choice for smoothies or as a standalone snack. These berries also offer numerous other essential nutrients.

Macronutrient Profile

The macronutrient breakdown for 150 grams of unsweetened frozen strawberries shows that the majority of calories come from carbohydrates:

Calories: Approximately 53 kcal
Carbohydrates: Roughly 14 g
Net Carbs: Around 11 g
Dietary Fiber: Approximately 3 g
Sugar: Roughly 7 g
Protein: Approximately 1 g
Fat: Less than 1 g (around 0.2g)

Frozen strawberries are a source of carbohydrates and fiber, with minimal fat and protein. The fiber is beneficial for digestion and helps to promote fullness.

Micronutrient Benefits

Strawberries are known for their micronutrient content, and freezing them does not significantly diminish this value. A 150g serving provides a substantial amount of essential vitamins and minerals:

Vitamin C: Provides a large percentage of your Daily Value, supporting immune function and skin health.
Manganese: An essential mineral involved in metabolism and antioxidant defense.
Potassium: Important for blood pressure regulation and heart health.
Folate (Vitamin B9): Crucial for cell growth and metabolism.
Antioxidants: Rich in polyphenols and flavonoids that help fight inflammation and protect against oxidative stress.

Fresh vs. Frozen Strawberries: A Nutritional Comparison

There are questions about whether frozen fruit is as healthy as fresh fruit. The nutritional differences are minimal, especially in long-term storage. Frozen produce is picked at peak ripeness and flash-frozen, preserving more nutrients than fresh produce stored or transported for a longer time.


Feature	Fresh Strawberries (150g)	Frozen Strawberries (150g, unsweetened)
Calories	Approximately 48 kcal	Approximately 53 kcal
Vitamin C	High, but can degrade with time	High, largely retained due to flash-freezing
Fiber	Good source (approx. 3g)	Good source (approx. 3g)
Antioxidants	Excellent source, but degrade over time	Excellent source, effectively preserved by freezing
Convenience	Seasonal, shorter shelf life	Year-round availability, long shelf life
Cost	Varies by season	Generally consistent and often more affordable

Using Frozen Strawberries

Frozen strawberries are versatile because they're available year-round and offer nutritional benefits. Here are some healthy ideas:

Smoothies: A handful of frozen strawberries adds a cold, thick, and creamy texture to any smoothie, along with a burst of flavor. Pair with bananas, leafy greens, or yogurt.
Oatmeal Topping: Stir frozen strawberries into warm oatmeal. They will thaw quickly, releasing their juices and adding natural sweetness.
Healthy "Ice Cream": Blend frozen strawberries with a splash of milk or yogurt for a simple, soft-serve-style dessert.
Fruit Compote: Simmer frozen strawberries in a pot with a little water and a touch of honey or maple syrup to create a delicious compote for pancakes or yogurt.
Infused Water: Add frozen strawberries to your water bottle for a refreshing, naturally flavored drink.

Added Sugars

Unsweetened frozen strawberries are low-calorie, but it's important to check the label. Some brands add sugar or syrups, which increases the calorie count. For health benefits, always choose unsweetened options. This allows you to control the level of sweetness.

Conclusion

In conclusion, 150 grams of unsweetened frozen strawberries is a low-calorie, high-nutrient food choice. With about 53 calories, you get an excellent dose of vitamin C, fiber, and antioxidants. These berries are a smart and delicious way to boost your daily nutrition. Frozen strawberries are an excellent, accessible option for managing weight or enhancing your diet with nutrient-dense foods. To read more about the nutritional benefits of fresh versus frozen produce, you can explore detailed research papers on food science from reputable sources like Taylor & Francis Online.

Frequently Asked Questions

Frozen strawberries are often just as healthy as fresh ones. They are flash-frozen at peak ripeness, locking in their nutritional content.

Yes, frozen strawberries are an excellent food for weight loss due to their low calorie count and high fiber content.

A 150g serving of unsweetened frozen strawberries contains approximately 14 grams of carbohydrates. About 3 grams of this is dietary fiber, leaving around 11 grams of net carbs.

Some frozen strawberries may contain added sweeteners, depending on the brand. Always read the nutritional label to ensure you are purchasing the unsweetened variety.

Key health benefits include a rich supply of Vitamin C for immune support, antioxidants to reduce inflammation, and dietary fiber for digestive health.

Add frozen strawberries directly from the freezer into your blender with your liquid base and any other ingredients. They'll create a thick consistency.

Thawing can cause minor loss of water-soluble nutrients, but the overall nutritional profile remains largely intact.

Yes, a 150g serving provides about 3 grams of fiber, which is beneficial for digestion.