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Dairy

How many calories in Kefir?

Probiotic-rich kefir is a tangy dairy drink that supports gut health and digestion.

Per 100 g

59 kcal

1 Cup

142 kcal

(240 g)

ProteinCarbsFat
3.3 g / 100g4.4 g / 100g3.3 g / 100g

In numbers

Where the calories come from

Protein 22% · Carbs 29% · Fat 49%

Share of energy: 4 kcal per gram of protein and carbs, 9 kcal per gram of fat.

  • 1 Cup (240 g, 142 kcal) is 7% of a 2,000 kcal day. 2,000 kcal is the reference day used on nutrition labels, not a personal target.
  • Burning 1 cup takes about 35 min of brisk walking. Estimate for a 70 kg adult walking briskly (about 4 kcal a minute).

Compared with similar foods

Kefir is number 1 of 6 by calories per 100 g, lowest first. The similar foods average 202 kcal per 100 g.

Foodkcal / 100 gProtein / 100 g
Kefir593.3 g
Savory Frittata1208.5 g
Savory Corn Pudding1304 g
Chicken Olive Tapenade22020 g
Creamy Smoked Salmon Dip25018 g
Zucchini Lemon Muffins2904 g

Nutrition data updated June 12, 2026.

Serving sizes

ServingGramsCalories
1 Cup240 g142 kcal
1/2 Cup120 g71 kcal

Health score

9/10

Weight loss suitability

Low in calories and high in probiotics, making it a great choice for weight loss.

Frequently asked questions

Is kefir good for digestion?
Yes, it contains beneficial probiotics that aid digestion.
How do I use kefir?
Drink it plain, add it to smoothies, or use in salad dressings.
Is kefir lactose-free?
Not all kefir is lactose-free, but many people who are lactose intolerant can tolerate it.

Related foods

Compare Kefir vs Creamy Smoked Salmon Dip

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