How many calories are in Protein Bar?

100 g of Protein Bar has 420 kcal. Serving, 40 g (40 g): about 168 kcal.

Is Protein Bar high in protein?

Protein Bar contains 21 g of protein per 100 g (42% of the 50 g Daily Value), or 8.4 g in serving, 40 g (40 g). About 19% 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 Protein Bar?

Protein Bar has 51 g of total carbohydrates per 100 g, including 8 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Protein Bar?

Protein Bar contains 16 g of fat per 100 g.

Where does this nutrition data come from?

From Open Food Facts, record dated July 22, 2026. FoodFactly last checked it on November 12, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Protein Bar

Packaged product Snacks ProteinRex

Protein Bar contains 420 kcal per 100 g. A serving, 40 g (40 g) provides about 168 kcal.

Roughly 47% of its calories come from carbohydrates, with 33% from fat and 19% 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.

420kcal per 100 g

21 gprotein

51 gcarbohydrates

16 gfat

168kcal in serving, 40 g (40 g)

Nutrition facts

Amount

Nutrition facts for the selected amount
Nutrient	Amount per 100 g	% DV
Calories L	420 kcal
Total fat L	16 g	21%
Saturated fat	not reported
Sodium	not reported
Total carbohydrates L	51 g	19%
Dietary fiber	not reported
Total sugars L	8 g
Protein L	21 g	42%

% 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 19%
Carbohydrates 47%
Fat 33%

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

Nutritional insights

Protein21 gin the top quarter of snacks (median 7.5 g)
Sugars8 gabove the median for snacks (median 4.5 g)
Fat16 gbelow the median for snacks (median 20.9 g)
Protein per 100 kcal5 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand: ProteinRex
Barcode: 4640282842200
Label serving: 40 g
Category: Snacks

Ingredients

Ingredients not reported.

Similar products

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Cookie Bar - Chocolate Chip Simply Protein	420	22 g	48 g	20 g
Nut Crisps - Dill Flavoured Farm Boy	420	12 g	50 g	18 g
Pop chips popchips	420	5.7 g	62 g	15 g
Caramel Pretzel Tamalitoz	420	7.5 g	85 g	5 g
Protein Chips SunRice	420	26 g	64.2 g	6.4 g
Sea salt corn chips Popcorners	420	8 g	80 g	9 g
Protein Chips Applied Nutrition	420	30 g	58 g	7.7 g
Mini muffin choc chip Aldi	420	4.8 g	49.3 g	22 g

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

Source of the nutrition information

Open Food Facts, record 4640282842200. License: ODbL 1.0 (Open Food Facts). Source record dated July 22, 2026. Imported November 12, 2026.

Last updated: November 12, 2026. Data quality score: 75/100 (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.