Kit Kat Duos Mint + Dark Chocolate

Packaged product Sweets and Desserts Kit Kat

Kit Kat Duos Mint + Dark Chocolate contains 500 kcal per 100 g. A serving, 42 g (42 g) provides about 210 kcal.

Roughly 48% of its calories come from fat, with 48% from carbohydrates and 4% 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 95,978 products.

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

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

Kit Kat Duos Mint + Dark Chocolate by Kit Kat, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
500kcal per 100 g
4.8 gprotein
64.3 gcarbohydrates
28.6 gfat
210kcal in serving, 42 g (42 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 500 kcal
Total fat L 28.6 g 37%
Saturated fat L 16.7 g 84%
Trans fat L 0 g
Cholesterol L 0 mg 0%
Sodium L 48 mg 2%
Total carbohydrates L 64.3 g 23%
Dietary fiber L 2.4 g 9%
Total sugars L 47.6 g
Added sugars L 45.2 g 90%
Protein L 4.8 g 10%
Vitamin D L 0 µg0%
Calcium L 95 mg7%
Iron L 3.4 mg19%
Potassium L 167 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%500kcal / 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

Iron19%Calcium7%Potassium4%Vitamin D0%

Nutritional insights

  • Protein4.8 gbelow the median for sweets and desserts (median 5.7 g)
  • Fiber2.4 gabove the median for sweets and desserts (median 2 g)
  • Sugars47.6 gin the top quarter of sweets and desserts (median 21.2 g)
  • Fat28.6 gin the top quarter of sweets and desserts (median 13.3 g)
  • Saturated fat16.7 gin the top quarter of sweets and desserts (median 5.5 g)
  • Sodium48 mgin the lowest quarter of sweets and desserts (median 180 mg)
  • Protein per 100 kcal0.95 gprotein density, useful for comparing foods with different calorie levels

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 FactsUSDA Branded
Calories 500 kcal500 kcal
Protein 4.8 g4.8 g
Carbohydrates 64.3 g64.3 g
Fat 28.6 g28.6 g
Fiber 2.4 g2.4 g
Sugars 45.2 g47.6 g
Sodium 59.5 mg48 mg

Product details

Brand
Kit Kat
Barcode
0034000318285
Quantity
1.5 oz
Label serving
42 g
Category
Sweets and Desserts
NOVA group
4 processing level (1 to 4), as classified by Open Food Facts

Ingredients

SUGAR; VEGETABLE OIL (PALM OIL; SHEA OIL; SUNFLOWER OIL; PALM KERNEL OIL; AND/OR SAFFLOWER OIL); WHEAT FLOUR; CHOCOLATE; SKIM MILK; CORN SYRUP SOLIDS; COCOA BUTTER; LACTOSE (MILK); CONTAINS 2% OR LESS OF: COCOA PROCESSED WITH ALKALI; MILK FAT; LECITHIN (SOY); OIL OF PEPPERMINT; PGPR: ARTIFICIAL COLOR YELLOW 5 LAKE: BLUE 1 LAKE; SALT; YEAST; VANILLIN, ARTIFICIAL FLAVOR: BAKING SODA.

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

Ingredient guides: SugarWheat flourMilkCocoa butterSaltYeastPalm oilSunflower oil

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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 Kit Kat Duos Mint + Dark Chocolate?

100 g of Kit Kat Duos Mint + Dark Chocolate has 500 kcal. Serving, 42 g (42 g): about 210 kcal.

How much protein is in Kit Kat Duos Mint + Dark Chocolate?

Kit Kat Duos Mint + Dark Chocolate contains 4.8 g of protein per 100 g (10% of the 50 g Daily Value), or 2 g in serving, 42 g (42 g). About 4% of its calories come from protein. Compared with other sweets and desserts, that is below the median (median 5.7 g).

How many carbs are in Kit Kat Duos Mint + Dark Chocolate?

Kit Kat Duos Mint + Dark Chocolate has 64.3 g of total carbohydrates per 100 g, including 2.4 g of fiber and 47.6 g of sugars.

How much fat is in Kit Kat Duos Mint + Dark Chocolate?

Kit Kat Duos Mint + Dark Chocolate contains 28.6 g of fat per 100 g, of which 16.7 g is saturated (84% of the Daily Value).

What vitamins and minerals does Kit Kat Duos Mint + Dark Chocolate 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 Kit Kat Duos Mint + Dark Chocolate?

100 g contains 48 mg of sodium, 2% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated July 26, 2026. 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

  • USDA FoodData Central: Branded Foods, record 2632416. License: CC0 1.0 (U.S. public domain). Source record dated August 23, 2023. Imported November 6, 2026.
  • Open Food Facts, record 0034000318285. License: ODbL 1.0 (Open Food Facts). Source record dated July 26, 2026. 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.