Calories in Mars Crunchy Multi-grain Energy Bar

High Protein
Instrument — Food Profile
100g
Calories

400.00

kcal
Protein

18.20

g
Carbs

56.40

g
Fat

12.70

g
Fiber

5.50

g
Sugar

30.90

g

Curious about the nutritional profile of mars crunchy multi-grain energy bar? Whether you are tracking your macros or just want to know how many calories it contain, you are in the right place. A standard 100g serving of mars crunchy multi-grain energy bar provides 400.00 calories, 18.20g of protein, and 56.40g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 400.00 kcal 18.20g 56.40g 12.70g
1 oz (28g) 112 kcal 5.1g 15.8g 3.6g
1 BAR (55g) 220 kcal 10.0g 31.0g 7.0g

Vitamins & Minerals

Nutrient Amount
Vitamin A 3180.00 mcg
Vitamin C 109.00 mg
Thiamin (B1) 3.00 mg
Riboflavin (B2) 3.09 mg
Niacin (B3) 36.40 mg
Pantothenic Acid (B5) 9.09 mg
Vitamin B6 3.64 mg
Vitamin B12 10.90 mcg
Calcium 818.00 mg
Iron 11.40 mg
Magnesium 255.00 mg
Potassium 245.00 mg
Sodium 400.00 mg
Zinc 9.55 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 2498634)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

Does mars crunchy multi-grain energy bar help build muscle?

Yes, it is high in protein with 18.20g per 100g, making it great for muscle growth.

How many calories is in 1 1 bar of mars crunchy multi-grain energy bar?

A single 1 bar (55g) of mars crunchy multi-grain energy bar provides 220 calories.

How many calories is in mars crunchy multi-grain energy bar?

100 grams of mars crunchy multi-grain energy bar contains exactly 400.00 calories.

Can I eat mars crunchy multi-grain energy bar on a keto diet?

No, mars crunchy multi-grain energy bar has 56.40g of carbs per 100g, which may disrupt ketosis.