Foods

Kombucha Calories and Macros — Nutrition Facts per 8 fl oz (240g)

Kombucha: 38 cal, 0.2g protein, 9.6g carbs, 0g fat per 8 fl oz (240g). Full nutrition breakdown, how kombucha fits common goals, and the fastest way to track it.

By Bento Bunny Team

Kombucha contains 38 calories per 8 fl oz (240g), with 0.2g of protein, 9.6g of carbs, and 0g of fat. Here's the full nutrient breakdown — sourced from USDA FoodData Central — and how it fits into common tracking goals.

Kombucha nutrition facts

NutrientPer 8 fl oz (240g)% Daily Value*
Calories38 kcal2%
Protein0.2 g0%
Carbohydrates9.6 g3%
Fat0 g0%
Saturated fat0 g0%
Fiber0 g0%
Sugar9.6 g
Sodium5 mg0%
Cholesterol0 mg0%
Potassium10 mg0%
Calcium0 mg0%
Iron0 mg0%
Vitamin C0 mg0%

*Percent Daily Values are based on a 2,000-calorie diet. Source: USDA FoodData Central.

Lightly fermented and low in calories, but check the label — some bottled brands add fruit juice and sugar, and a full bottle is two servings.

How does kombucha fit your goals?

Kombucha is a carb-dominant food, with 9.6g of carbohydrate per 8 fl oz (240g). That makes it a useful pre- or post-training fuel source, especially for endurance work or higher-volume strength sessions. If you're tracking for fat loss, the lever isn't avoiding carbs — it's portioning them around the parts of your day where the energy is actually used.

Diet-wise, kombucha fits low-carb eating patterns.

How kombucha compares to other drinks

Food (per 100g)CaloriesProteinCarbsFat
Kombucha160.1g4g0g
Coconut Water180.2g4.2g0g
Cappuccino271.7g2.8g1g
Sports Drink260g6.4g0g

Tracking kombucha without the friction

The numbers above only help if logging is easy enough that you actually do it. Instead of searching a database every time kombucha hits your plate, snap a photo in Bento Bunny — the app recognises the food, estimates the portion, and adds the macros for you. No subscription needed for core tracking.

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Kombucha calories by serving size

ServingCaloriesProteinCarbsFat
8 fl oz (240g)380.2g9.6g0g
16 fl oz bottle (480g)770.5g19.2g0g
100g160.1g4g0g

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Frequently Asked Questions

How many calories are in 8 fl oz (240g) of kombucha?
Kombucha contains 38 calories per 8 fl oz (240g), made up of 0.2g of protein, 9.6g of carbohydrates, and 0g of fat.
How many calories are in 100g of kombucha?
Per 100g, kombucha comes to 16 calories, with 0.1g of protein, 4g of carbs, and 0g of fat (USDA FoodData Central).
How much protein is in kombucha?
A 8 fl oz (240g) serving of kombucha provides 0.2g of protein, which is roughly 0% of the FDA daily value of 50g.
Are the carbs in kombucha healthy?
The 9.6g of carbs in a 8 fl oz (240g) serving of kombucha are best framed as fuel — useful around training or active periods. They're not inherently "good" or "bad"; what matters is how the total fits into your daily calorie and carbohydrate targets.
What's the easiest way to track kombucha?
Photo-based logging is the fastest path — apps like Bento Bunny identify kombucha and estimate portion size from a single picture, removing the need to search a database or weigh every serving.