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Deep purple-blue blueberry juice with a translucent, slightly cloudy appearance fills a clear glass.
●Low GI

Unsweetened blueberry juice Calories

Unsweetened berry juice rich in antioxidants

CALORIES · 100 G

37kcal

GI

45low

POTASSIUM · 100 G

70mg

FIBER · 100 G

0.1g

Quick answer

1 cup (medium) of Unsweetened blueberry juice (240 g) has 89 calories. That works out to 37 calories per 100 g. It contains 21.8 g of carbs, 0.5 g of protein, 0.2 g of fat and 0.2 g of fiber. Its 19.2 mg of Vitamin C covers 21% of the Daily Value. Its glycemic index is 45 (low), so it raises blood sugar slowly.

Unsweetened blueberry juice Nutrition Facts

Selected: 1 cup (medium) · 240 g

89

KCAL / 240G

Carbs

21.8g

· 8% DV

Protein

0.5g

· 1% DV

Fat

0.2g

· 0% DV

Fiber

0.2g

· 1% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 96% · Protein 2% · Fat 2%

Unsweetened blueberry juice nutrition facts table · 1 cup (medium) (240 g)

NutrientAmount% DV
Calories89 kcal
Total fat0.2 g0%
Saturated fat0.02 g0%
Trans fat0 g
Sodium2.4 mg0%
Total carbohydrate21.8 g8%
Fiber0.2 g1%
Protein0.5 g1%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

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How Many Calories in 1 Cup of Unsweetened blueberry juice?

ServingAmountCalories
1 cup (medium)240 g89 kcal
1 teaspoon (small)5 g2 kcal
1 tablespoon (medium)15 g6 kcal
100 g100 g37 kcal
½ cup (half)120 g44 kcal
1 serving (medium)200 g74 kcal
1 bottle (small)250 g93 kcal
1 bottle (medium)330 g122 kcal
1.5 cup (large)360 g133 kcal

Calculated from 37 calories per 100 g.

Frequently Asked Questions About Unsweetened blueberry juice

Does unsweetened blueberry juice still contain sugar?

Yes. “Unsweetened” means no sugar has been added; the juice can still contain sugars naturally present in blueberries. Check the ingredient list if you want to confirm that no sweetener has been included.

Can unsweetened blueberry juice prevent urinary tract infections?

No reliable evidence shows that blueberry juice prevents or treats urinary tract infections. It is often confused with cranberry, which has been studied differently; neither juice should replace medical care for infection symptoms.

How do you make unsweetened blueberry juice at home?

Blend washed blueberries with a little water, then strain the mixture if you prefer a smoother juice. Add more water to adjust the consistency, and skip sweeteners to keep it unsweetened.

Is unsweetened blueberry juice as healthy as eating blueberries?

Not in every respect: whole blueberries provide substantially more fiber and are generally more filling. Juice can still provide blueberry compounds, but straining removes much of the pulp and its fiber.

Can you freeze unsweetened blueberry juice?

Yes. Freeze it in a sealed, freezer-safe container, leaving room at the top for expansion. Thaw it in the refrigerator and shake or stir it before drinking, since the juice may separate.

How long does unsweetened blueberry juice last after opening?

Keep opened unsweetened blueberry juice refrigerated, tightly closed, and follow the package’s instructions for use after opening. Homemade juice has no preservative guarantee, so refrigerate it promptly and drink it within a few days.

Can you drink unsweetened blueberry juice before bed?

Yes, it contains no caffeine, so it is not a stimulant that typically disrupts sleep. Its natural sugars or acidity may bother some people, though; choose water instead if late-night juice affects your comfort.

Is it okay to drink unsweetened blueberry juice every day?

For most people, a moderate serving can fit into a varied diet. Juice is less filling and lower in fiber than whole blueberries, so it is better as one option than as a replacement for fruit.

Can people with diabetes drink unsweetened blueberry juice?

They may be able to, but unsweetened juice still contains naturally occurring fruit sugars and can affect blood glucose. A doctor or dietitian can help match the portion to an individual glucose-management plan.

Does unsweetened blueberry juice improve eyesight?

There is no good evidence that drinking unsweetened blueberry juice improves eyesight or corrects vision problems. Blueberries contain antioxidant compounds, but juice should not be treated as an eye treatment or a substitute for an eye exam.

Unsweetened blueberry juice Vitamins & Minerals

Vitamins

Vitamin C

19.2mg · 21% DV

Vitamin E

0.96mg · 6% DV

Vitamin K

7.2µg · 6% DV

B2

0.05mg · 4% DV

Minerals

Manganese

0.48mg · 21% DV

Copper

0.07mg · 8% DV

Potassium ⭐

168mg · 5% DV

Magnesium

12mg · 3% DV

Sodium

2.4mg · 0% DV

Unsweetened blueberry juice Glycemic Index

GLYCEMIC INDEX

45
Low
0 Low5570100

GLYCEMIC LOAD

26.4
High

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Unsweetened blueberry juice

To burn the 89 calories in 1 cup (medium) (240 g):

🚶

22min

Walking (5 km/h)

🏃

9min

Running (8 km/h)

🚴

12min

Cycling

🏊

10min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

What is Unsweetened blueberry juice?

Unsweetened blueberry juice is made by pressing blueberries, with no sugar added; it still contains the fruit’s naturally occurring sugars. Its flavour is fruity and tart, often with a gentle astringency, and its texture can range from clear and light to slightly pulpy. Drink it chilled on its own, dilute it with water if you prefer a milder taste, or add a splash to smoothies and breakfast bowls. It also works as a non-alcoholic mixer.

Most of its energy comes from carbohydrates, while it provides very little fibre; 100 g has 37 kcal. It can suit people avoiding added sugar, but “unsweetened” does not mean sugar-free. Diluting it is an easy way to make a less intense drink.

How Nutritious Is Unsweetened blueberry juice?

Nutrient density

Medium

38/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

37/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Is Unsweetened blueberry juice Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Unsweetened blueberry juice Contain Allergens?

No known major allergens

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Unsweetened blueberry juice Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Unsweetened blueberry juice Fat Profile

SATURATED

0.02g

MONOUNSATURATED

0.02g

POLYUNSATURATED

0.07g

⚖️

Omega 6:3 ratio 2.5:1

Below the ideal 4:1 — a good omega balance.

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20 kcal

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Nutrition data compiled from USDA FoodData Central and scientific sources.