Reese's King SizeNutrageous Bar
Packaged product Sweets and Desserts Reese's
Reese's King SizeNutrageous Bar contains 517 kcal per 100 g. A serving, 0.333 pack, 29 g (29 g) provides about 150 kcal.
Roughly 52% of its calories come from fat, with 41% from carbohydrates and 8% 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 431 kcal per 100 g across 1,726 products.
100 g provides 19% of the Daily Value for iron.
The values are label data submitted by the manufacturer to USDA FoodData Central.
Nutrition facts
| Nutrient | Amount per 100 g | % DV |
|---|---|---|
| Calories L | 517 kcal | |
| Total fat L | 31 g | 40% |
| Saturated fat L | 10.3 g | 52% |
| Trans fat L | 0 g | |
| Cholesterol L | 0 mg | 0% |
| Sodium L | 138 mg | 6% |
| Total carbohydrates L | 55.2 g | 20% |
| Dietary fiber L | 3.4 g | 12% |
| Total sugars L | 44.8 g | |
| Added sugars L | 41.4 g | 83% |
| Protein L | 10.3 g | 21% |
| Vitamin D L | 0 µg | 0% |
| Calcium L | 69 mg | 5% |
| Iron L | 3.5 mg | 19% |
| Potassium L | 379 mg | 8% |
% 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 8%
- Carbohydrates 41%
- Fat 52%
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
Nutritional insights
- Protein10.3 gabove the median for sweets and desserts (median 8 g)
- Fiber3.4 gbelow the median for sweets and desserts (median 6.1 g)
- Sugars44.8 gin the top quarter of sweets and desserts (median 30 g)
- Fat31 gin the top quarter of sweets and desserts (median 19.1 g)
- Saturated fat10.3 gabove the median for sweets and desserts (median 6 g)
- Sodium138 mgabove the median for sweets and desserts (median 132 mg)
- Protein per 100 kcal2 gprotein density, useful for comparing foods with different calorie levels
Full nutrient profile
Carotenoids (1)
| Vitamin D (D2 + D3), International Units L | 0 IU |
|---|
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 Facts | USDA Branded |
|---|---|---|
| Calories | 517 kcal | 517 kcal |
| Protein | 10.3 g | 10.3 g |
| Carbohydrates | 55.2 g | 55.2 g |
| Fat | 31 g | 31 g |
| Fiber | 3.5 g | 3.4 g |
| Sugars | 44.8 g | 44.8 g |
| Sodium | 138 mg | 138 mg |
Product details
Ingredients
Milk chocolate [sugar; cocoa butter; chocolate; milk; lactose; skim milk; milk fat; lecithin (soy); pgpr]; peanuts; high fructose corn syrup; sugar; dextrose; sorbitol; contains 2% or less of: high maltose corn syrup; palm kernel oil; salt; whey (milk); corn syrup; whey protein concentrate (milk); sodium caseinate (milk); artificial flavor; mono - and diglycerides; tbhq and citric acid, to maintain freshness.
As listed on the package and transcribed by Open Food Facts contributors. Always check the package for allergens.
Ingredient guides: PeanutSugarSaltCocoa butterMilk
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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 King SizeNutrageous Bar?
100 g of Reese's King SizeNutrageous Bar has 517 kcal. Serving, 0.333 pack, 29 g (29 g): about 150 kcal.
Is Reese's King SizeNutrageous Bar high in protein?
Reese's King SizeNutrageous Bar contains 10.3 g of protein per 100 g (21% of the 50 g Daily Value), or 3 g in serving, 0.333 pack, 29 g (29 g). About 8% of its calories come from protein. Compared with other sweets and desserts, that is above the median (median 8 g).
How many carbs are in Reese's King SizeNutrageous Bar?
Reese's King SizeNutrageous Bar has 55.2 g of total carbohydrates per 100 g, including 3.4 g of fiber and 44.8 g of sugars.
How much fat is in Reese's King SizeNutrageous Bar?
Reese's King SizeNutrageous Bar contains 31 g of fat per 100 g, of which 10.3 g is saturated (52% of the Daily Value).
What vitamins and minerals does Reese's King SizeNutrageous Bar contain?
Per 100 g, the most notable amounts relative to the Daily Value are iron (19% DV). The full list is in the vitamins and minerals table above.
How much sodium is in Reese's King SizeNutrageous Bar?
100 g contains 138 mg of sodium, 6% of the 2,300 mg Daily Value.
Where does this nutrition data come from?
From USDA FoodData Central: Branded Foods, record dated September 24, 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 03465303. License: ODbL 1.0 (Open Food Facts). Source record dated September 24, 2025. Imported November 6, 2026.
- USDA FoodData Central: Branded Foods, record 723556. License: CC0 1.0 (U.S. public domain). Source record dated June 14, 2018. Imported November 6, 2026.
Last updated: . Data quality score: 95/100 (how it is calculated).
General nutrition information, not medical advice. Individual needs differ; see our disclaimer.