Mars Snack Size
Packaged product Sweets and Desserts Mars
Mars Snack Size contains 425 kcal per 100 g. A serving, 3 mini bars, 40 g (40 g) provides about 170 kcal.
Roughly 61% of its calories come from carbohydrates, with 34% from fat and 4% from protein (estimated with general energy factors).
That is less energy than the typical item in sweets and desserts on FoodFactly, where the median is 515 kcal per 100 g across 3,590 products.
The values are as declared on the product label and entered by Open Food Facts contributors.
Nutrition facts
| Nutrient | Amount per 100 g | % DV |
|---|---|---|
| Calories L | 425 kcal | |
| Total fat L | 17.5 g | 22% |
| Saturated fat L | 10 g | 50% |
| Trans fat L | 0.25 g | |
| Cholesterol L | 12.5 mg | 4% |
| Sodium L | 150 mg | 7% |
| Total carbohydrates L | 70 g | 25% |
| Dietary fiber L | 0 g | 0% |
| Total sugars L | 60 g | |
| Protein L | 5 g | 10% |
| Calcium L | 125 mg | 10% |
| Potassium L | 250 mg | 5% |
% 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 61%
- Fat 34%
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
- Protein5 gbelow the median for sweets and desserts (median 5.7 g)
- Fiber0 gin the lowest quarter of sweets and desserts (median 3 g)
- Sugars60 gin the top quarter of sweets and desserts (median 47.2 g)
- Fat17.5 gin the lowest quarter of sweets and desserts (median 31 g)
- Saturated fat10 gin the lowest quarter of sweets and desserts (median 17.9 g)
- Sodium150 mgin the top quarter of sweets and desserts (median 77 mg)
- Protein per 100 kcal1.2 gprotein density, useful for comparing foods with different calorie levels
Product details
- Brand
- Mars
- Barcode
- 0058496465940
- Label serving
- 3 Mini Bars (40 g)
- Category
- Chocolate candies
- Nutri-Score
- E as computed by Open Food Facts
Ingredients
Ingredients not reported.
Similar products
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Rocky Road Marks & Spencer | 425 | 5.4 g | 66 g | 14.9 g |
| Rocky Road Mini Bites Marks & Spencers | 425 | 5.4 g | 66 g | 14.9 g |
| Roundy's, select, milk chocolate sea salt caramels Roundy's | 425 | 2.5 g | 62.5 g | 17.5 g |
| Valentine cordials dark chocolate Koppers Chocolate Specialty Co | 425 | 2.5 g | 80 g | 15 g |
| Dark Chocolate Pomegranate Flavor with Chia Alli & Rose | 425 | 2.5 g | 67.5 g | 17.5 g |
| Dark chocolate Zero sugar Reese’s | 423 | 7.7 g | 57.7 g | 30.8 g |
| Melody Chocolaty Parle | 428 | 2.9 g | 75.3 g | 12.8 g |
| Dark Chocolate Mint Cremes Trader Joe's | 429 | 3.6 g | 71.4 g | 17.9 g |
Per 100 g. Calories in kcal. n/a: not reported by the source.
Frequently asked questions
How many calories are in Mars Snack Size?
100 g of Mars Snack Size has 425 kcal. Serving, 3 mini bars, 40 g (40 g): about 170 kcal.
How much protein is in Mars Snack Size?
Mars Snack Size contains 5 g of protein per 100 g (10% of the 50 g Daily Value), or 2 g in serving, 3 mini bars, 40 g (40 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 Mars Snack Size?
Mars Snack Size has 70 g of total carbohydrates per 100 g, including 0 g of fiber and 60 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.
How much fat is in Mars Snack Size?
Mars Snack Size contains 17.5 g of fat per 100 g, of which 10 g is saturated (50% of the Daily Value).
How much sodium is in Mars Snack Size?
100 g contains 150 mg of sodium, 7% of the 2,300 mg Daily Value.
Where does this nutrition data come from?
From Open Food Facts, record dated October 18, 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
- Open Food Facts, record 0058496465940. License: ODbL 1.0 (Open Food Facts). Source record dated October 18, 2026. Imported November 6, 2026.
Last updated: . Data quality score: 95/100 (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.