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Low-calorie fermented beet beverage with probiotic potential
In season: Spring · Summer · Autumn · Winter
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 cup (medium) of Kvass fermented beet juice (240 g) has 43 calories. That works out to 18 calories per 100 g. It contains 9.1 g of carbs, 1.7 g of protein, 0.2 g of fat and 0.5 g of fiber. Its 0.3 mg of Manganese covers 13% of the Daily Value. Its glycemic index is 30 (low), so it raises blood sugar slowly.
Selected: 1 cup (medium) · 240 g
43
KCAL / 240G
Carbs
9.1g
· 3% DV
Protein
1.7g
· 3% DV
Fat
0.2g
· 0% DV
Fiber
0.5g
· 2% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 81% · Protein 15% · Fat 4%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 43 kcal | |
| Total fat | 0.2 g | 0% |
| Saturated fat | 0.05 g | 0% |
| Trans fat | 0 g | |
| Sodium | 576 mg | 25% |
| Total carbohydrate | 9.1 g | 3% |
| Fiber | 0.5 g | 2% |
| Protein | 1.7 g | 3% |
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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| Serving | Amount | Calories |
|---|---|---|
| 1 cup (medium) | 240 g | 43 kcal |
| 1 teaspoon (mini) | 5 g | 1 kcal |
| 1 tablespoon (small) | 15 g | 3 kcal |
| 100 g | 100 g | 18 kcal |
| ½ cup (half) | 120 g | 22 kcal |
| 1 serving (medium) | 200 g | 36 kcal |
| 1 bottle (small) | 250 g | 45 kcal |
| 1 can (medium) | 330 g | 59 kcal |
| 1 serving (large) | 350 g | 63 kcal |
Calculated from 18 calories per 100 g.
Kvass fermented beet juice is a tangy drink made by fermenting beets, commonly in salted water. It is different from bread kvass, which is made from grain-based ingredients, and its flavor can vary with the recipe and fermentation.
Kvass fermented beet juice usually tastes earthy, sour, and sometimes noticeably salty. The beet variety, added seasonings, and fermentation time all affect its flavor; a longer ferment generally produces a sharper, more acidic taste.
To make kvass fermented beet juice, place chopped beets in a clean jar, cover them with salted water, and let them ferment at room temperature. Keep the beets submerged, then refrigerate the drink once it has reached the sourness you like.
Unpasteurized kvass fermented beet juice may contain live microorganisms from fermentation. The types and amounts are not standardized, and pasteurizing or heating the drink can reduce live cultures, so not every bottled version has the same potential.
No. Kvass fermented beet juice is fermented and typically tangy, with salt often added; ordinary beet juice is freshly extracted and not fermented. Their taste and live-microorganism content therefore differ.
Kvass fermented beet juice can be served chilled in a small glass or used to add acidity to soups and dressings. Because many versions are salty, taste it before adding extra salt to a dish.
Keep kvass fermented beet juice refrigerated in a clean, sealed container after it reaches the flavor you want. Its keeping time depends on how it was prepared; discard it if you see mold or notice an unpleasant, unusual smell or texture.
Kvass fermented beet juice can develop a small amount of alcohol during fermentation, with the amount affected by the recipe, temperature, and fermenting time. If you must avoid alcohol completely, do not assume a homemade or unlabeled version is alcohol-free.
Beets contain nitrates that the body can convert into compounds that help relax blood vessels, but the nitrate level in kvass fermented beet juice is unpredictable. It is not a replacement for blood-pressure medicine; ask your clinician if you take medication.
Yes. Kvass fermented beet juice can add a tart, earthy note to soups, marinades, or salad dressings. Add it near the end of cooking if you want to preserve more of its fresh fermented flavor; heating reduces live cultures.
Vitamins
Folate
43.2µg · 11% DV
Vitamin C
6mg · 7% DV
B6
0.1mg · 6% DV
B2
0.07mg · 5% DV
Minerals
Sodium
576mg · 25% DV
Manganese
0.29mg · 13% DV
Copper
0.1mg · 11% DV
Potassium ⭐
336mg · 10% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 43 calories in 1 cup (medium) (240 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Kvass fermented beet juice is made by fermenting beetroot in water, often with salt, and has roots in Eastern European food traditions. It is usually thin and tangy, with an earthy sweetness from the beets and a savoury edge that varies by recipe. In the regions where it is familiar, it may be sipped chilled or used as a base for soups; elsewhere, it works as a distinctive savoury drink alongside a meal.
Its flavour pairs well with beans, grains and roasted vegetables. It is low in calories—18 per 100 g—and provides little protein, so think of it as a light drink rather than a substantial snack. Serve it cold, and start with a small glass if you are new to its tart, fermented taste.
Medium
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Medium
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.
NOVA 2
Minimally 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.
No known major allergens
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
SATURATED
0.05g
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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Nutrition data compiled from USDA FoodData Central and scientific sources.