Reese's Pieces Bark

Packaged product Sweets and Desserts Reese's

Reese's Pieces Bark contains 516 kcal per 100 g. A serving, 1 serving, 31 g (31 g) provides about 160 kcal.

Roughly 49% of its calories come from fat, with 44% from carbohydrates and 7% from protein (estimated with general energy factors).

That is more energy than the typical item in sweets and desserts on FoodFactly, where the median is 367 kcal per 100 g across 86,677 products.

100 g provides 18% of the Daily Value for iron and 12% of the Daily Value for calcium.

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

Reese's Pieces Bark by Reese's, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
516kcal per 100 g
9.7 gprotein
58.1 gcarbohydrates
29 gfat
160kcal in serving, 1 serving, 31 g (31 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 516 kcal
Total fat L 29 g 37%
Saturated fat L 16.1 g 81%
Trans fat L 0 g
Cholesterol L 16.1 mg 5%
Sodium L 80.6 mg 4%
Total carbohydrates L 58.1 g 21%
Dietary fiber L 3.2 g 12%
Total sugars L 51.6 g
Added sugars L 45.2 g 90%
Protein L 9.7 g 19%
Vitamin D L 0 µg0%
Choline L 0 mg0%
Calcium L 161 mg12%
Iron L 3.2 mg18%
Potassium L 371 mg8%

% 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: 7%Carbohydrates: 44%Fat: 49%516kcal / 100 g
  • Protein 7%
  • Carbohydrates 44%
  • Fat 49%

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

Iron18%Calcium12%Potassium8%Vitamin D0%Choline0%

Nutritional insights

  • Protein9.7 gabove the median for sweets and desserts (median 5.6 g)
  • Fiber3.2 gabove the median for sweets and desserts (median 2 g)
  • Sugars51.6 gin the top quarter of sweets and desserts (median 21.6 g)
  • Fat29 gin the top quarter of sweets and desserts (median 13.5 g)
  • Saturated fat16.1 gin the top quarter of sweets and desserts (median 5.6 g)
  • Sodium80.6 mgbelow the median for sweets and desserts (median 180 mg)
  • Protein per 100 kcal1.9 gprotein density, useful for comparing foods with different calorie levels

Full nutrient profile

Sugars and starch (1)
Starch L0 g

Product details

Brand
Reese's
Barcode
0034000455034
Label serving
1 serving (31 g)
Category
Sweets and Desserts

Ingredients

Ingredients not reported.

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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 Reese's Pieces Bark?

100 g of Reese's Pieces Bark has 516 kcal. Serving, 1 serving, 31 g (31 g): about 160 kcal.

How much protein is in Reese's Pieces Bark?

Reese's Pieces Bark contains 9.7 g of protein per 100 g (19% of the 50 g Daily Value), or 3 g in serving, 1 serving, 31 g (31 g). About 7% of its calories come from protein. Compared with other sweets and desserts, that is above the median (median 5.6 g).

How many carbs are in Reese's Pieces Bark?

Reese's Pieces Bark has 58.1 g of total carbohydrates per 100 g, including 3.2 g of fiber and 51.6 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Reese's Pieces Bark?

Reese's Pieces Bark contains 29 g of fat per 100 g, of which 16.1 g is saturated (81% of the Daily Value).

What vitamins and minerals does Reese's Pieces Bark contain?

Per 100 g, the most notable amounts relative to the Daily Value are iron (18% DV) and calcium (12% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Reese's Pieces Bark?

100 g contains 80.6 mg of sodium, 4% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated October 29, 2025. FoodFactly last checked it on November 6, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • Open Food Facts, record 0034000455034. License: ODbL 1.0 (Open Food Facts). Source record dated October 29, 2025. Imported November 6, 2026.

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