How many calories are in Snacks, M&M Mars?

A 100 g serving of Snacks, M&M Mars has 463 kcal. The calories in your portion depend on its weight and how it is prepared.

How much protein is in Snacks, M&M Mars?

Per 100 g there are 9.9 g of protein — about 20% of the Daily Value (50 g).

How much fat and carbs are in Snacks, M&M Mars?

Per 100 g there are 16.9 g of fat and 66.5 g of carbohydrate, including 3.6 g of fiber.

What nutrients is Snacks, M&M Mars high in?

Per 100 g it notably contributes to your Daily Value for: Protein (20% DV), Calcium (15% DV), Dietary Fiber (13% DV).

Sweets & Snacks

Snacks, M&M Mars

USDA reference values for snacks, m&m mars (per 100 g).

463kcalCalories

9.9gProtein

16.9gFat

66.5gCarbs

Protein, fat and carb balance

Share of calories from each macronutrient (per 100 g).

Protein 8.7%
Fat 33.8%
Carbs 57.4%

What this food is high in

20% Protein 9.9 g / 100 g 15% Calcium 197 mg / 100 g 13% Dietary Fiber 3.6 g / 100 g

Shown as percent of the Daily Value per 100 g.

Full nutrition facts (per 100 g)

Nutrient	Per 100 g	% DV*
Macronutrients
Protein	9.9 g	20%
Total Fat	16.9 g	22%
Saturated Fat	9.7 g	48%
Carbohydrate	66.5 g	24%
Dietary Fiber	3.6 g	13%
Total Sugars	17.6 g	35%
Minerals
Sodium	1,117 mg	49%
Potassium	130 mg	3%
Calcium	197 mg	15%
Iron	0.9 mg	5%
Magnesium	22 mg	5%
Vitamins
Vitamin C	0 mg	0%
Vitamin A	56 mcg	6%
Vitamin D	0.1 mcg	<1%
Other
Cholesterol	5 mg	2%

* Percent of the Daily Value (Daily Value, based on a 2,000 kcal diet).

Data source: USDA FoodData Central. Values are per 100 g of edible portion and are reference figures — they vary by variety, preparation and brand. Last updated: 2026-04-30.

Frequently asked questions

How many calories are in Snacks, M&M Mars?: A 100 g serving of Snacks, M&M Mars has 463 kcal. The calories in your portion depend on its weight and how it is prepared.
How much protein is in Snacks, M&M Mars?: Per 100 g there are 9.9 g of protein — about 20% of the Daily Value (50 g).
How much fat and carbs are in Snacks, M&M Mars?: Per 100 g there are 16.9 g of fat and 66.5 g of carbohydrate, including 3.6 g of fiber.
What nutrients is Snacks, M&M Mars high in?: Per 100 g it notably contributes to your Daily Value for: Protein (20% DV), Calcium (15% DV), Dietary Fiber (13% DV).

Similar foods and comparisons

Baking Chocolate, Mars Snackfood Us 517 kcal 4.4 g protein Baking Chocolate, Mars Snackfood Us 502 kcal 4.8 g protein Baking Chocolate, Mexican 426 kcal 3.6 g protein Baking Chocolate, Unsweetened 472 kcal 12.1 g protein Baking Chocolate, Unsweetened 642 kcal 14.3 g protein Breakfast Bar 376 kcal 4.4 g protein

Compare Snacks, M&M Mars with: Baking Chocolate, Mars Snackfood Us Baking Chocolate, Mars Snackfood Us Baking Chocolate, Mexican Baking Chocolate, Unsweetened

Note. This information is provided for general reference only and is not medical advice or a diet prescription. If you have a medical condition or special dietary needs, consult a physician or a registered dietitian.