Mars Snacksize

Packaged product Snacks Mars

Mars Snacksize contains 443 kcal per 100 g. A serving, 1 portion, 34.5 g (34,5 g) provides about 153 kcal.

Roughly 63 % of its calories come from carbohydrates, with 33 % from fat and 4 % from protein (estimated with general energy factors).

That is close to the median for snacks on FoodFactly (464 kcal per 100 g).

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

443kcal per 100 g
4,3 gprotein
69,6 gcarbohydrates
15,9 gfat
153kcal in serving, 1 portion, 34.5 g (34,5 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 443 kcal
Total fat L 15,9 g 20 %
Saturated fat L 7,5 g 38 %
Sodium L 267 mg 12 %
Total carbohydrates L 69,6 g 25 %
Dietary fiber not reported
Total sugars L 60,9 g
Protein L 4,3 g 9 %

% 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: 63 %Fat: 33 %443kcal / 100 g
  • Protein 4 %
  • Carbohydrates 63 %
  • Fat 33 %

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Nutritional insights

  • Protein4,3 gin the lowest quarter of snacks (median 7,1 g)
  • Sugars60,9 gin the top quarter of snacks (median 5,5 g)
  • Fat15,9 gbelow the median for snacks (median 21,4 g)
  • Saturated fat7,5 gabove the median for snacks (median 3,8 g)
  • Sodium267 mgbelow the median for snacks (median 411 mg)
  • Protein per 100 kcal0,98 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand
Mars
Barcode
5000159605274
Label serving
1 portion (34.5 g)
Category
Snacks

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 Mars Snacksize?

100 g of Mars Snacksize has 443 kcal. Serving, 1 portion, 34.5 g (34,5 g): about 153 kcal.

How much protein is in Mars Snacksize?

Mars Snacksize contains 4,3 g of protein per 100 g (9 % of the 50 g Daily Value), or 1,5 g in serving, 1 portion, 34.5 g (34,5 g). About 4 % of its calories come from protein. Compared with other snacks, that is in the lowest quarter (median 7,1 g).

How many carbs are in Mars Snacksize?

Mars Snacksize has 69,6 g of total carbohydrates per 100 g, including 60,9 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Mars Snacksize?

Mars Snacksize contains 15,9 g of fat per 100 g, of which 7,5 g is saturated (38 % of the Daily Value).

How much sodium is in Mars Snacksize?

100 g contains 267 mg of sodium, 12 % of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated 10. august 2026. FoodFactly last checked it on 6. november 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • Open Food Facts, record 5000159605274. License: ODbL 1.0 (Open Food Facts). Source record dated 10. august 2026. Imported 6. november 2026.

Last updated: . Data quality score: 85/100 (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.