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How Many Calories Are in 45 Grams of Strawberries?

3 min read

According to nutritional data, a 100-gram serving of raw strawberries contains just 32 calories, making them a low-energy-density fruit. If you're managing your portion sizes carefully, you might wonder how many calories are in 45 grams of strawberries, a common small serving size, and what other nutrients it provides.

Quick Summary

A 45-gram portion of raw strawberries contains approximately 14 calories, providing a minimal-calorie snack rich in water, fiber, and Vitamin C.

Key Points

  • Low Calorie: 45 grams of raw strawberries contain only about 14 calories, making them a very low-energy-density snack.

  • Rich in Vitamin C: A small serving of strawberries provides a significant amount of Vitamin C, which is crucial for immune support.

  • Good for Digestion: With 1 gram of fiber in a 45g serving, strawberries aid digestion and help promote feelings of fullness.

  • High in Antioxidants: These berries are packed with beneficial antioxidants like anthocyanins and ellagic acid, which fight inflammation.

  • Heart-Healthy: Regular consumption is linked to reduced LDL (bad) cholesterol and improved blood pressure.

  • Blood Sugar Friendly: Strawberries have a low glycemic index, meaning they don't cause major blood sugar spikes.

In This Article

How Many Calories Are in a Small Serving of Strawberries?

If you're weighing your snacks for precision, a 45-gram serving of raw, fresh strawberries contains roughly 14 calories. This is a very small number, making strawberries an excellent choice for a low-calorie diet or a healthy treat.

Nutritional Breakdown for 45 Grams of Strawberries

Beyond just calories, this small serving is packed with beneficial nutrients:

  • Carbohydrates: 3 grams, mostly from natural sugars.
  • Dietary Fiber: 1 gram, which aids digestion and promotes fullness.
  • Sugar: 2 grams, contributing to the berry's natural sweetness.
  • Protein: 0.3 grams.
  • Fat: 0.1 grams, making it virtually fat-free.
  • Vitamin C: Provides a significant portion of your daily recommended intake, essential for immune function and skin health.
  • Manganese: An important trace element for many body processes.
  • Folate (Vitamin B9): Crucial for cell function and tissue growth.

Comparison: 45g, 100g, and 1 Cup

To understand how different serving sizes compare, let's look at the calories and macronutrients for a 45g serving, a standard 100g reference, and a typical one-cup portion (approximately 144g).

Serving Size Calories Carbs Fiber Sugar Protein Fat
45g (small snack) ~14 kcal ~3g ~1g ~2g ~0.3g ~0.1g
100g (reference) ~32 kcal ~8g ~2g ~5g ~1g ~0.3g
1 Cup (approx. 144g) ~46 kcal ~11g ~3g ~7g ~1g ~0.5g

As the table demonstrates, even larger servings of strawberries remain very low in calories, making them a satisfying and healthy dietary addition.

Beyond Calories: The Health Benefits of Strawberries

Eating strawberries offers more than just low calories. They are nutritional powerhouses with numerous health benefits:

  • Promotes Heart Health: Rich in antioxidants and fiber, strawberries can help lower LDL (bad) cholesterol and reduce blood pressure.
  • Aids Weight Loss: Their high water and fiber content promote a feeling of fullness, which can help reduce overall calorie intake.
  • Regulates Blood Sugar: With a low glycemic index (around 40), strawberries do not cause significant spikes in blood sugar, making them suitable for people with diabetes.
  • Fights Inflammation: The antioxidants, such as anthocyanins and ellagic acid, help combat chronic inflammation in the body.
  • Boosts Immunity: An excellent source of Vitamin C, which is a powerful antioxidant necessary for a strong immune system.
  • Supports Cognitive Function: Some studies suggest that the antioxidants in berries may help protect brain health and improve memory.

How to Incorporate Strawberries into a Healthy Diet

Given their low calorie count and nutrient density, strawberries can be easily integrated into various meals and snacks. Here are a few ideas:

  • Enjoy them raw: Simply wash and eat fresh strawberries as a simple, satisfying snack.
  • Add to smoothies: Blend strawberries with yogurt, spinach, and a splash of milk for a delicious and nutritious drink.
  • Top your oatmeal or yogurt: Enhance your breakfast with a handful of sliced strawberries for natural sweetness.
  • Mix into salads: Add a burst of sweet flavor and color to a spinach or mixed green salad with strawberries, nuts, and a light vinaigrette.
  • Make healthy parfaits: Layer Greek yogurt, fresh strawberries, and a sprinkle of granola for a balanced dessert or snack.
  • Infuse your water: For a refreshing, low-calorie beverage, add sliced strawberries to a water bottle.

Proper Storage to Maximize Freshness

To get the most out of your strawberries, proper storage is key. Strawberries are delicate and prone to mold growth if not handled correctly.

  • Do not wash until ready to eat: Washing the berries before storing introduces moisture, which accelerates spoilage.
  • Keep them dry: Line a flat, airtight container with a paper towel. Place the unwashed berries in a single layer on top of the paper towel.
  • Refrigerate: Seal the container and place it in the refrigerator. The paper towel will absorb excess moisture, helping the berries stay fresh longer.
  • Handle with care: Carefully pick through your berries and separate any bruised or damaged ones before storing, as one bad berry can quickly spread mold.

Conclusion

In summary, 45 grams of strawberries contain approximately 14 calories, providing a tasty, low-calorie snack. Their real value, however, lies in their rich content of fiber, Vitamin C, and powerful antioxidants, which contribute to weight management, heart health, and blood sugar control. By incorporating this vibrant and nutritious fruit into your daily routine, you can enjoy its many health benefits. Whether eaten fresh, in smoothies, or in salads, strawberries are an excellent addition to a balanced and healthy diet.

To learn more about healthy eating habits and the role of fruit in a balanced diet, you can explore resources like the FDA's Raw Fruits Poster.

Frequently Asked Questions

There are approximately 3 grams of carbohydrates in a 45-gram serving of raw strawberries.

No, 45 grams is a small snack portion. A more typical serving is around 1 cup, which is about 144-152 grams, depending on preparation.

Yes, strawberries are excellent for weight loss due to their low calorie count, high fiber content, and ability to promote satiety.

Freezing does not significantly change the nutritional value. The calories in frozen strawberries will be very similar to fresh ones, assuming no sugars are added.

Yes, strawberries are a good fruit choice for people with diabetes. Their low glycemic index and high fiber content help prevent significant blood sugar spikes.

To maintain freshness, store unwashed strawberries in a single layer in an airtight container lined with a paper towel in the refrigerator.

Besides the macronutrients, strawberries are a good source of manganese, folate, and potassium, along with a range of antioxidants.

No, a 45-gram serving contains only 2 grams of natural sugar, and the fiber content helps slow the absorption of this sugar.

References

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.