How many calories are in K Protein Bar?

100 g of K Protein Bar has 488 kcal. Serving, 1 bar, 50 g (50 g): about 244 kcal.

Is K Protein Bar high in protein?

K Protein Bar contains 30 g of protein per 100 g (60% of the 50 g Daily Value), or 15 g in serving, 1 bar, 50 g (50 g). About 25% of its calories come from protein. Compared with other snacks, that is among the highest quarter (median 7.5 g).

How many carbs are in K Protein Bar?

K Protein Bar has 32.4 g of total carbohydrates per 100 g, including 18 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in K Protein Bar?

K Protein Bar contains 26.4 g of fat per 100 g, of which 6.8 g is saturated (34% of the Daily Value).

Where does this nutrition data come from?

From Open Food Facts, record dated May 27, 2025. FoodFactly last checked it on November 12, 2026. Each value above shows whether it was measured, calculated or taken from a label.

K Protein Bar

Packaged product Snacks Kellogg’s

K Protein Bar contains 488 kcal per 100 g. A serving, 1 bar, 50 g (50 g) provides about 244 kcal.

Roughly 49% of its calories come from fat, with 27% from carbohydrates and 25% from protein (estimated with general energy factors).

That is close to the median for snacks on FoodFactly (457 kcal per 100 g).

The values are as declared on the product label and entered by Open Food Facts contributors.

488kcal per 100 g

30 gprotein

32.4 gcarbohydrates

26.4 gfat

244kcal in serving, 1 bar, 50 g (50 g)

Nutrition facts

Amount

Nutrition facts for the selected amount
Nutrient	Amount per 100 g	% DV
Calories L	488 kcal
Total fat L	26.4 g	34%
Saturated fat L	6.8 g	34%
Sodium	not reported
Total carbohydrates L	32.4 g	12%
Dietary fiber	not reported
Total sugars L	18 g
Protein L	30 g	60%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein 25%
Carbohydrates 27%
Fat 49%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Nutritional insights

Protein30 gin the top quarter of snacks (median 7.5 g)
Sugars18 gabove the median for snacks (median 4.5 g)
Fat26.4 gabove the median for snacks (median 20.9 g)
Saturated fat6.8 gabove the median for snacks (median 3.6 g)
Protein per 100 kcal6.1 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand: Kellogg’s
Barcode: 8852756120400
Label serving: 1 bar (50 g)
Category: Snacks

Ingredients

Ingredients not reported.

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Per 100 g. Calories in kcal. n/a: not reported by the source.

Source of the nutrition information

Open Food Facts, record 8852756120400. License: ODbL 1.0 (Open Food Facts). Source record dated May 27, 2025. Imported November 12, 2026.

Last updated: November 12, 2026. Data quality score: 80/100 (how it is calculated).

Product data from Open Food Facts, made available under the Open Database License. Values are as declared on the label; labels can change over time, so check the package you have.

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.