Mars Protein

Packaged product Snacks Mars

Mars Protein contains 351 kcal per 100 g. A Serving, 57 g (57 g) provides about 200 kcal.

Roughly 43 % of its calories come from carbohydrates, with 37 % from protein and 20 % from fat (estimated with general energy factors).

That is close to the median for Snacks on FoodFactly (381 kcal per 100 g).

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

Mars Protein by Mars, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
351kcal per 100 g
33 gprotein
39 gcarbohydrates
8,1 gfat
200kcal in Serving, 57 g (57 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 351 kcal
Total fat L 8,1 g 10 %
Saturated fat L 4,5 g 23 %
Sodium L 276 mg 12 %
Total carbohydrates L 39 g 14 %
Dietary fiber not reported
Total sugars L 23 g
Protein L 33 g 66 %

% 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: 37 %Carbohydrates: 43 %Fat: 20 %351kcal / 100 g
  • Protein 37 %
  • Carbohydrates 43 %
  • Fat 20 %

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

Nutritional insights

  • Protein33 gabove the median for Snacks (median 30 g)
  • Sugars23 gin the top quarter of Snacks (median 8 g)
  • Fat8,1 gin the lowest quarter of Snacks (median 14 g)
  • Saturated fat4,5 gin the lowest quarter of Snacks (median 6,3 g)
  • Sodium276 mgabove the median for Snacks (median 224 mg)
  • Protein per 100 kcal9,4 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand
Mars
Barcode
5060402906961
Quantity
57 g
Label serving
57 g
Category
Proteinriegel

Ingredients

Ingredients not reported.

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Mars Mars 351 33 g 39 g 8,1 g
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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 Protein?

100 g of Mars Protein has 351 kcal. Serving, 57 g (57 g): about 200 kcal.

Is Mars Protein high in protein?

Mars Protein contains 33 g of protein per 100 g (66 % of the 50 g Daily Value), or 18,8 g in Serving, 57 g (57 g). About 37 % of its calories come from protein. Compared with other Snacks, that is above the median (median 30 g).

How many carbs are in Mars Protein?

Mars Protein has 39 g of total carbohydrates per 100 g, including 23 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Mars Protein?

Mars Protein contains 8,1 g of fat per 100 g, of which 4,5 g is saturated (23 % of the Daily Value).

How much sodium is in Mars Protein?

100 g contains 276 mg of sodium, 12 % of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated 21. März 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 5060402906961. License: ODbL 1.0 (Open Food Facts). Source record dated 21. März 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.