Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Kombucha vs Skim Milk: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Kombucha is generally healthier

Kombucha comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (17 vs 34), more fiber (0g vs 0g), less sugar (3g vs 5g), less sodium (5mg vs 42mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Kombucha

17 kcal

More Protein

Skim Milk

3.4g

More Fiber

Kombucha

0g

Less Sugar

Kombucha

3g

Visual Comparison

Caloriesper 100g
Kombucha
17
Skim Milk
34
Proteinper 100g
Kombucha
0g
Skim Milk
3.4g
Carbohydratesper 100g
Kombucha
4.5g
Skim Milk
5g
Fatper 100g
Kombucha
0g
Skim Milk
0.1g

Side-by-Side Nutrition Table

NutrientKombuchaSkim MilkDifference
Calories17kcal34kcal-17.0kcal
Protein0g3.4g-3.4g
Carbohydrates4.5g5g-0.5g
Fat0g0.1g-0.1g
Fiber0g0g0.0g
Sugar3g5g-2.0g
Sodium5mg42mg-37.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Kombucha

Per 100g:17 calories
Per cup (150g):26 calories
Per serving (85g):14 calories

Skim Milk

Per 100g:34 calories
Per cup (150g):51 calories
Per serving (85g):29 calories

Diet Compatibility

Kombucha

Low-CarbLow-CalorieVeganVegetarianLow-Sodium

Skim Milk

Low-CarbLow-CalorieVegetarianLow-Sodium

When to Choose Kombucha

  • Lower in calories (17 vs 34)
  • More fiber (0g vs 0g)
  • Lower in carbs (4.5g vs 5g)
  • Less sugar (3g vs 5g)
  • Lower sodium (5mg vs 42mg)

Common Uses

HydrationMorning ritualSocial occasionsEnergy boost
View full Kombucha nutrition →

When to Choose Skim Milk

  • Higher in protein (3.4g vs 0g)

Common Uses

BreakfastSnacksCooking ingredientPost-workout
View full Skim Milk nutrition →

Kombucha vs Skim Milk: Nutritional Analysis

Skim Milk is more calorie-dense at 34 calories per 100g compared to 17 for Kombucha, a difference of 17 calories. On the protein front, Skim Milk delivers more with 3.4g per 100g versus 0g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Kombucha and Skim Milk tell different nutritional stories. Kombucha provides 4.5g of carbohydrates, 0g of fat, and 0g of fiber per 100g, while Skim Milk contains 5g carbs, 0.1g fat, and 0g fiber. Sugar content also differs: Kombucha contains 3g while Skim Milk has 5g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Kombucha is the lower-calorie choice at 17 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Skim Milk provides more protein (3.4g/100g), supporting muscle repair and growth.
  • For sustained energy: Kombucha offers more fiber (0g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Kombucha or Skim Milk?

Skim Milk has more calories with 34 kcal per 100g, compared to Kombucha with 17 kcal. That's a difference of 17 calories per 100g serving.

Is Kombucha healthier than Skim Milk?

Based on our nutritional analysis, Kombucha is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Kombucha has 17 calories, 0g protein, and 0g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Kombucha and Skim Milk?

Skim Milk has more protein with 3.4g per 100g, compared to Kombucha with 0g. Skim Milk provides 3.4g more protein per 100g serving.

Which is better for weight loss, Kombucha or Skim Milk?

For weight loss, Kombucha is the better choice with only 17 calories per 100g compared to 34 calories in Skim Milk. Skim Milk also offers 0g of fiber per 100g, which helps you feel fuller longer.

Does Kombucha or Skim Milk have fewer carbs?

Kombucha has fewer carbs with 4.5g per 100g, compared to Skim Milk with 5g. If you're following a low-carb diet, Kombucha is the better option with 0.5g fewer carbohydrates.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.