Peanut butter protein bar

Packaged product Snacks Rxbar

Peanut butter protein bar contains 365 kcal per 100 g. A serving, 1 bar, 52 g (52 g) provides about 190 kcal.

Roughly 46% of its calories come from carbohydrates, with 30% from fat and 23% from protein (estimated with general energy factors).

That is less energy than the typical item in snacks on FoodFactly, where the median is 457 kcal per 100 g across 49,998 products.

100 g provides 19% of the Daily Value for potassium and 12% of the Daily Value for iron.

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

365kcal per 100 g
23.1 gprotein
46.2 gcarbohydrates
13.5 gfat
190kcal in serving, 1 bar, 52 g (52 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 365 kcal
Total fat L 13.5 g 17%
Saturated fat L 1.9 g 10%
Sodium L 577 mg 25%
Total carbohydrates L 46.2 g 17%
Dietary fiber L 7.7 g 27%
Total sugars L 32.7 g
Protein L 23.1 g 46%
Calcium L 100 mg8%
Iron L 2.1 mg12%
Potassium L 904 mg19%

% 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: 46%Fat: 30%365kcal / 100 g
  • Protein 23%
  • Carbohydrates 46%
  • 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

Potassium19%Iron12%Calcium8%

Nutritional insights

  • Protein23.1 gin the top quarter of snacks (median 7.5 g)
  • Fiber7.7 gin the top quarter of snacks (median 4 g)
  • Sugars32.7 gin the top quarter of snacks (median 4.5 g)
  • Fat13.5 gbelow the median for snacks (median 20.9 g)
  • Saturated fat1.9 gbelow the median for snacks (median 3.6 g)
  • Sodium577 mgabove the median for snacks (median 424 mg)
  • Protein per 100 kcal6.3 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand
Rxbar
Barcode
0065777700420
Label serving
1 bar (52 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 0065777700420. License: ODbL 1.0 (Open Food Facts). Source record dated March 1, 2026. Imported November 8, 2026.

Last updated: . Data quality score: 95/100 (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.

Frequently asked questions

How many calories are in Peanut butter protein bar?

100 g of Peanut butter protein bar has 365 kcal. Serving, 1 bar, 52 g (52 g): about 190 kcal.

Is Peanut butter protein bar high in protein?

Peanut butter 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 among the highest quarter (median 7.5 g).

How many carbs are in Peanut butter protein bar?

Peanut butter protein bar has 46.2 g of total carbohydrates per 100 g, including 7.7 g of fiber and 32.7 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Peanut butter protein bar?

Peanut butter 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 Peanut butter protein bar contain?

Per 100 g, the most notable amounts relative to the Daily Value are potassium (19% DV) and iron (12% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Peanut butter protein bar?

100 g contains 577 mg of sodium, 25% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated March 1, 2026. FoodFactly last checked it on November 8, 2026. Each value above shows whether it was measured, calculated or taken from a label.