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How Many Carbs in ½ Cup (73g) of Blueberries?

8.8g
Net Carbs per ½ Cup (73g)
🟡 Low Carb
Total carbs: 10.6g  |  Fiber: 1.8g  |  Calories: 42 kcal
8.8g
Net Carbs
42
Calories
0.5g
Protein
0.2g
Fat
Calories42 kcal
Total Carbohydrates10.6g
   Dietary Fiber1.8g
   Sugars7.3g
→ Net Carbs8.8g
Protein0.5g
Total Fat0.2g
Calories57 kcal
Total Carbohydrates14.5g
   Dietary Fiber2.4g
   Sugars10.0g
→ Net Carbs12.1g
Protein0.7g
Total Fat0.3g

The Quick Answer

½ Cup (73g) of Blueberries contains 8.8g net carbs and 42 calories. Net carbs are calculated by subtracting 1.8g of dietary fiber from 10.6g of total carbohydrates. This serving size weighs approximately 73g.

All nutrition data is sourced from the USDA FoodData Central database using raw, fresh blueberries values.

Is ½ Cup (73g) of Blueberries Keto Friendly?

½ Cup (73g) of Blueberries is low carb with 8.8g net carbs. It can fit on keto in moderate amounts — just track it against your daily total.

Net carbs are what matter on a ketogenic or low-carb diet — not total carbs. Only net carbs raise blood sugar and trigger insulin. Use our Keto Macro Calculator to find your personal daily net carb limit.

🧮 Find your daily keto macros Personalised net carb, protein, and fat targets in 30 seconds.
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Lower-Carb Ways to Eat ½ Cup (73g) of Blueberries

½ Cup (73g) of Blueberries has a moderate carb count. These tips help you enjoy it while keeping your daily total in check.

Instead ofTry thisCarb-smart tip
½ cup blueberries (~9g net carbs)½ cup raspberries (~4g net carbs)Cut carbs in half by swapping berry varieties
🆕 Want the complete list? Get the free Low-Carb Swap Cheat Sheet →

How Net Carbs Are Calculated

Net carbs = Total Carbs − Dietary Fiber. For ½ Cup (73g) of Blueberries: 10.6g − 1.8g = 8.8g net carbs. Fiber is subtracted because it passes through the digestive system unabsorbed and does not raise blood sugar or trigger an insulin response.

Frequently Asked Questions

½ Cup (73g) of Blueberries contains 10.6g total carbohydrates and 8.8g net carbs. Net carbs are calculated by subtracting 1.8g of dietary fiber from the total carbs.
½ Cup (73g) of Blueberries has 42 calories, with 0.5g protein, 0.2g fat, and 10.6g total carbohydrates.
½ Cup (73g) of Blueberries has 8.8g net carbs and is classified as Low Carb. It fits within the typical keto range of 20-50g net carbs per day.
½ Cup (73g) of Blueberries has 8.8g net carbs (10.6g total carbs minus 1.8g fiber). Net carbs are what count toward your daily keto limit.
Blueberries has 14.5g total carbs and 12.1g net carbs per 100g (57 calories). ½ Cup (73g) weighs 73g, which is why it contains 8.8g net carbs for that portion.

Nutrition data sourced from USDA FoodData Central. Serving weight is an average; actual weight may vary slightly.