Protein bar

Packaged product Snacks Rxbar

Protein bar contains 385 kcal per 100 g. A serving, 1 bar, 52 g (52 g) provides about 200 kcal.

Roughly 47% of its calories come from carbohydrates, with 30% from fat and 23% from protein (estimated with general energy factors).

That is close to the median for snacks on FoodFactly (381 kcal per 100 g).

100 g provides 20% of the Daily Value for potassium and 11% of the Daily Value for iron.

The values are label data submitted by the manufacturer to USDA FoodData Central.

Protein bar by Rxbar, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
385kcal per 100 g
23.1 gprotein
48.1 gcarbohydrates
13.5 gfat
200kcal in serving, 1 bar, 52 g (52 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 385 kcal
Total fat L 13.5 g 17%
Saturated fat L 1.9 g 10%
Trans fat L 0 g
Cholesterol L 0 mg 0%
Sodium L 596 mg 26%
Total carbohydrates L 48.1 g 17%
Dietary fiber L 9.6 g 34%
Total sugars L 28.8 g
Added sugars L 0 g 0%
Protein L 23.1 g 46%
Vitamin D L 0 µg0%
Calcium L 77 mg6%
Iron L 1.9 mg11%
Potassium L 923 mg20%

% 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: 23%Carbohydrates: 47%Fat: 30%385kcal / 100 g
  • Protein 23%
  • Carbohydrates 47%
  • Fat 30%

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

Vitamins and minerals, % Daily Value per 100 g

Potassium20%Iron11%Calcium6%Vitamin D0%

Nutritional insights

  • Protein23.1 gin the lowest quarter of snacks (median 30 g)
  • Fiber9.6 gabove the median for snacks (median 8 g)
  • Sugars28.8 gin the top quarter of snacks (median 8 g)
  • Fat13.5 gbelow the median for snacks (median 14 g)
  • Saturated fat1.9 gin the lowest quarter of snacks (median 6.3 g)
  • Sodium596 mgin the top quarter of snacks (median 224 mg)
  • Protein per 100 kcal6 gprotein density, useful for comparing foods with different calorie levels

Values by source

More than one dataset describes this food. FoodFactly keeps each source's values separately instead of blending them. The headline values above come from USDA FoodData Central: Branded Foods.

Per 100 g Open Food FactsUSDA Branded
Calories 404 kcal385 kcal
Protein 23.1 g23.1 g
Carbohydrates 42.3 g48.1 g
Fat 15.4 g13.5 g
Fiber 7.7 g9.6 g
Sugars 26.9 g28.8 g
Sodium 615 mg596 mg

Product details

Brand
Rxbar
Barcode
0857777004508
Label serving
1 BAR (52 g)
Category
Protein bars
Nutri-Score
D as computed by Open Food Facts
NOVA group
4 processing level (1 to 4), as classified by Open Food Facts

Ingredients

dates, peanuts, egg whites, natural flavors, sea salt,

As listed on the package and transcribed by Open Food Facts contributors. Always check the package for allergens.

Ingredient guides: PeanutEggSalt

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MINIS Adventurefuls think! 385 23.1 g 50 g 11.5 g
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Per 100 g. Calories in kcal. n/a: not reported by the source.

Frequently asked questions

How many calories are in Protein bar?

100 g of Protein bar has 385 kcal. Serving, 1 bar, 52 g (52 g): about 200 kcal.

Is Protein bar high in protein?

Protein bar contains 23.1 g of protein per 100 g (46% of the 50 g Daily Value), or 12 g in serving, 1 bar, 52 g (52 g). About 23% of its calories come from protein. Compared with other snacks, that is in the lowest quarter (median 30 g).

How many carbs are in Protein bar?

Protein bar has 48.1 g of total carbohydrates per 100 g, including 9.6 g of fiber and 28.8 g of sugars.

How much fat is in Protein bar?

Protein bar contains 13.5 g of fat per 100 g, of which 1.9 g is saturated (10% of the Daily Value).

What vitamins and minerals does Protein bar contain?

Per 100 g, the most notable amounts relative to the Daily Value are potassium (20% DV) and iron (11% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Protein bar?

100 g contains 596 mg of sodium, 26% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated September 30, 2023. FoodFactly last checked it on November 7, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • USDA FoodData Central: Branded Foods, record 2670033. License: CC0 1.0 (U.S. public domain). Source record dated February 8, 2023. Imported November 6, 2026.
  • Open Food Facts, record 0857777004508. License: ODbL 1.0 (Open Food Facts). Source record dated September 30, 2023. Imported November 7, 2026.

Last updated: . Data quality score: 95/100 (how it is calculated).

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