What does 100 calories of kefir (lowfat, plain) look like?

100 calories =1 cup233 g · 8.2 oz
Very low calorie density0.43 kcal/g
Each 🥛 = one cup (~243.0 g). The last icon shows a part of one.
Food volume for 100 kcal

Lowfat plain kefir: almost a full cup for 100 calories, plus probiotics.

Kefir (lowfat, plain): 50 to 500 calories

CaloriesGramsOuncesCups
50 kcal116 g4.1 oz½
100 kcal233 g8.2 oz1
200 kcal465 g16.4 oz2
300 kcal698 g24.6 oz3
500 kcal1163 g41.0 oz4¾

What's in 100 calories of kefir (lowfat, plain)

8.8 gprotein
11.1 gcarbs
2.4 gfat
0.0 gfiber

Protein 35% Carbs 44% Fat 21% of calories

Want more food for the same 100 calories?

These give you at least 2½ times more volume than kefir (lowfat, plain):

Compare with other dairy

Food100 kcal isGrams
🥛 Kefir (lowfat, plain)1 cup233 g
🥛 Almond milk (unsweetened)2½ cups667 g
🥛 Skim milk1¼ cups294 g
🥛 2% milk¾ cup200 g
🥛 Soy milk¾ cup185 g
🥣 Greek yogurt (nonfat, plain)1 container (170 g)170 g
🥛 Yogurt (plain, whole milk)⅔ cup164 g
🥛 Milk (whole)⅔ cup164 g
🐐 Goat milk⅔ cup145 g
🥛 Chocolate milk½ cup128 g
🥣 Cottage cheese (low-fat)½ cup124 g
🥣 Vanilla yogurt (low-fat)⅔ 6-oz container118 g
🥣 Greek yogurt (whole milk)103 g103 g

See all dairy →

Questions

How much is 100 calories of kefir (lowfat, plain)?

100 calories of kefir (lowfat, plain) is about 233 g (8.2 oz), or roughly 1 cup.

How many calories are in 100 g of kefir (lowfat, plain)?

43 calories per 100 g, according to USDA FoodData Central.

Is kefir good for weight loss?

Very low calorie density (0.43 kcal per gram). You can eat a large volume of this food for few calories. 100 calories also gives you 8.8 g of protein and 0.0 g of fiber.

How many calories are in one cup?

About 104 calories.

How many cups is 200 calories?

About 2 (465 g).

Free printable

The 100-calorie cheat sheet

One page with 300+ foods and their exact 100-calorie portions. Stick it on the fridge.

Source: USDA FoodData Central, "Kefir, lowfat, plain, LIFEWAY" (FDC ID 170904). Grams for 100 kcal = 100 ÷ calories per gram. Unit weight: USDA: 1 cup = 243.0 g. Real portions vary by size, variety and preparation. Updated 2026-10-23.