Kit Kat

Packaged product Other Foods KitKat

Kit Kat contains 513 kcal per 100 g. A serving, 18 pieces, 39 g (39 g) provides about 200 kcal.

Roughly 48% of its calories come from carbohydrates, with 48% from fat and 4% from protein (estimated with general energy factors).

That is more energy than the typical item in other foods on FoodFactly, where the median is 254 kcal per 100 g across 511,115 products.

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

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

Kit Kat by KitKat, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
513kcal per 100 g
5.1 gprotein
64.1 gcarbohydrates
28.2 gfat
200kcal in serving, 18 pieces, 39 g (39 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 513 kcal
Total fat L 28.2 g 36%
Saturated fat L 15.4 g 77%
Trans fat L 0.26 g
Cholesterol L 12.8 mg 4%
Sodium L 269 mg 12%
Total carbohydrates L 64.1 g 23%
Dietary fiber L 2.6 g 9%
Total sugars L 48.7 g
Protein L 5.1 g 10%
Calcium L 103 mg8%
Iron L 3.2 mg18%
Potassium L 192 mg4%

% 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: 4%Carbohydrates: 48%Fat: 48%513kcal / 100 g
  • Protein 4%
  • Carbohydrates 48%
  • Fat 48%

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%Calcium8%Potassium4%

Nutritional insights

  • Protein5.1 gbelow the median for other foods (median 7.4 g)
  • Fiber2.6 gabove the median for other foods (median 1.8 g)
  • Sugars48.7 gin the top quarter of other foods (median 3.2 g)
  • Fat28.2 gin the top quarter of other foods (median 6.6 g)
  • Saturated fat15.4 gin the top quarter of other foods (median 2 g)
  • Sodium269 mgabove the median for other foods (median 248 mg)
  • Protein per 100 kcal1 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand
KitKat
Barcode
0059800754323
Label serving
18 pieces (39 g)
Category
Other Foods

Ingredients

Ingredients not reported.

Similar products

FoodCaloriesProteinCarbsFat
Dutch Crunch Original Old Dutch 513 7.7 g 59 g 28.2 g
Chocolat Hershey's 513 5.1 g 64.1 g 28.2 g
Kit Kat Pops Nestlé 513 7.7 g 61.5 g 28.2 g
Reese's Big Cup Reese's 513 10.3 g 56.4 g 30.8 g
Reese’s Minis Hershey 513 7.7 g 59 g 30.8 g
Caramel Hearts Ghorardelli 513 5.1 g 61.5 g 28.2 g
Ultimate Hotwheels Red Velvet Dare 513 5.1 g 69.2 g 23.1 g
Reese's Hershey's 513 7.7 g 61.5 g 28.2 g

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

Source of the nutrition information

  • Open Food Facts, record 0059800754323. License: ODbL 1.0 (Open Food Facts). Source record dated July 31, 2026. Imported November 12, 2026.

Last updated: . Data quality score: 90/100 (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 Kit Kat?

100 g of Kit Kat has 513 kcal. Serving, 18 pieces, 39 g (39 g): about 200 kcal.

How much protein is in Kit Kat?

Kit Kat contains 5.1 g of protein per 100 g (10% of the 50 g Daily Value), or 2 g in serving, 18 pieces, 39 g (39 g). About 4% of its calories come from protein. Compared with other other foods, that is below the median (median 7.4 g).

How many carbs are in Kit Kat?

Kit Kat has 64.1 g of total carbohydrates per 100 g, including 2.6 g of fiber and 48.7 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Kit Kat?

Kit Kat contains 28.2 g of fat per 100 g, of which 15.4 g is saturated (77% of the Daily Value).

What vitamins and minerals does Kit Kat contain?

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

How much sodium is in Kit Kat?

100 g contains 269 mg of sodium, 12% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated July 31, 2026. FoodFactly last checked it on November 12, 2026. Each value above shows whether it was measured, calculated or taken from a label.