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Home/Food Benefits/Kefir
Dairy

What Is Kefir Good For?

FoodData CentralUpdated 30 March 2026

Kefir is a dairy product that is very low in calories. Discover the nutritional benefits and how kefir can support your health goals.

Kefir provides 417.5 calories, 36.8g protein, 46.3g carbohydrates, and 9.9g fat per bottle (971g). It is a source of Vitamin C (0.2mg per 100g) and can be part of a balanced diet as part of a varied nutritional plan.

Key Benefits of Kefir

  • Excellent source of protein for muscle building
  • Good source of calcium (130mg per 100g, 10% DV)

Kefir Is Best For

Muscle recoveryBone health

Nutrition Highlights

  • 36.8g of protein per serving

Things to Consider

  • High in calories — watch portion sizes
  • Contains natural sugars — consume in moderation if watching sugar intake
  • Higher in carbs — consider portion size for low-carb diets

Complete Nutritional Profile

Per bottle (971g)

417.5

cal

46.3g

carbs

36.8g

protein

9.9g

fat

0g

fiber

Related Foods

1% Milk

13 cal | 1g protein

2% Milk

488 cal | 32.2g protein

Activia Peach Yogurt

82 cal | 2.9g protein

Activia Strawberry Yogurt

88 cal | 3.5g protein

Learn More About Kefir

Is Kefir Healthy?Calories in KefirCarbs in KefirProtein in KefirFat in KefirFiber in KefirAll Dairy

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