How many calories are in Butterfinger Fun Size?

100 g of Butterfinger Fun Size has 459 kcal. Serving, 2 bars, 37 g (37 g): about 170 kcal.

Is Butterfinger Fun Size high in protein?

Butterfinger Fun Size contains 10.8 g of protein per 100 g (22% of the 50 g Daily Value), or 4 g in serving, 2 bars, 37 g (37 g). About 9% of its calories come from protein. Compared with other sweets and desserts, that is among the highest quarter (median 3 g).

How many carbs are in Butterfinger Fun Size?

Butterfinger Fun Size has 64.9 g of total carbohydrates per 100 g, including 2.7 g of fiber and 37.8 g of sugars.

How much fat is in Butterfinger Fun Size?

Butterfinger Fun Size contains 18.9 g of fat per 100 g, of which 9.5 g is saturated (47% of the Daily Value).

How much sodium is in Butterfinger Fun Size?

100 g contains 243 mg of sodium, 11% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated May 31, 2025. FoodFactly last checked it on November 7, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Butterfinger Fun Size

Packaged product Sweets and Desserts

Butterfinger Fun Size contains 459 kcal per 100 g. A serving, 2 bars, 37 g (37 g) provides about 170 kcal.

Roughly 55% of its calories come from carbohydrates, with 36% from fat and 9% 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 388 kcal per 100 g across 10,137 products.

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

Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors

459kcal per 100 g

10.8 gprotein

64.9 gcarbohydrates

18.9 gfat

170kcal in serving, 2 bars, 37 g (37 g)

Nutrition facts

Amount

Nutrition facts for the selected amount
Nutrient	Amount per 100 g	% DV
Calories L	459 kcal
Total fat L	18.9 g	24%
Saturated fat L	9.5 g	47%
Trans fat L	0 g
Cholesterol L	0 mg	0%
Sodium L	243 mg	11%
Total carbohydrates L	64.9 g	24%
Dietary fiber L	2.7 g	10%
Total sugars L	37.8 g
Added sugars L	35.1 g	70%
Protein L	10.8 g	22%
Calcium L	108 mg	8%
Iron L	1.6 mg	9%
Potassium L	297 mg	6%

% 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 9%
Carbohydrates 55%
Fat 36%

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

Protein10.8 gin the top quarter of sweets and desserts (median 3 g)
Fiber2.7 gin the top quarter of sweets and desserts (median 0 g)
Sugars37.8 gin the lowest quarter of sweets and desserts (median 54 g)
Fat18.9 gabove the median for sweets and desserts (median 2 g)
Saturated fat9.5 gabove the median for sweets and desserts (median 2.3 g)
Sodium243 mgin the top quarter of sweets and desserts (median 52 mg)
Protein per 100 kcal2.4 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	459 kcal	459 kcal
Protein	8.1 g	10.8 g
Carbohydrates	67.6 g	64.9 g
Fat	18.9 g	18.9 g
Fiber	2.7 g	2.7 g
Sugars	40.5 g	37.8 g
Sodium	297 mg	243 mg

Product details

Barcode: 0099900260386
Label serving: 2 BARS (37 g)
Category: Confectioneries
Nutri-Score: E as computed by Open Food Facts
NOVA group: 4 processing level (1 to 4), as classified by Open Food Facts

Ingredients

Corn syrup, sugar, peanuts, vegetable oil (palm kernel oil and palm oil), peanut flour, nonfat milk, and less than 2% of cocoa, milk, salt, yellow corn flour, soy lecithin, natural flavor, annatto color.

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

Ingredient guides: Sugar Peanut Milk Salt Palm oil

Similar products

Food	Calories	Protein	Carbs	Fat
Just Like Your Grandma's Stuffing Chicken Sausage Marks & Spencer	459	3 g	71.3 g	17.7 g
Esse di Burano Dolcerie Veneziane	459	7.3 g	65 g	18.1 g
Marzipan Schokoeier dmBio	459	4.2 g	62 g	20 g
Tartufi al gianduia Dulcioliva	459	5.1 g	53.3 g	23.8 g
Digennaro, Torrone Nougat Bar, Soft Almond Pagani Industrie Alimentari	459	5.4 g	67.6 g	18.9 g
Crispety, crunchety, peanut-buttery! bar Nestlé	459	5.4 g	73 g	18.9 g
Candy bars Nestle	459	5.4 g	73 g	18.9 g
Unreal, Milk Chocolate Gems imp Unreal	459	10.8 g	59.5 g	27 g

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

Source of the nutrition information

USDA FoodData Central: Branded Foods, record 2143675. License: CC0 1.0 (U.S. public domain). Source record dated December 16, 2020. Imported November 6, 2026.
Open Food Facts, record 0099900260386. License: ODbL 1.0 (Open Food Facts). Source record dated May 31, 2025. Imported November 7, 2026.

Last updated: November 7, 2026. Data quality score: 95/100 (how it is calculated).

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