Calories in Mars Chewy Peanut Butter Energy Bar

High Protein
Instrument — Food Profile
100g
Calories

382.00

kcal
Protein

25.40

g
Carbs

47.30

g
Fat

12.70

g
Fiber

9.10

g
Sugar

27.30

g

Curious about the nutritional profile of mars chewy peanut butter 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 chewy peanut butter energy bar provides 382.00 calories, 25.40g of protein, and 47.30g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 382.00 kcal 25.40g 47.30g 12.70g
1 oz (28g) 107 kcal 7.1g 13.2g 3.6g
1.94 ONZ (55g) 210 kcal 14.0g 26.0g 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 255.00 mg
Sodium 436.00 mg
Zinc 9.55 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 2491242)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How many calories is in 1 1.94 onz of mars chewy peanut butter energy bar?

A single 1.94 onz (55g) of mars chewy peanut butter energy bar provides 210 calories.

How many calories is in mars chewy peanut butter energy bar?

100 grams of mars chewy peanut butter energy bar contains exactly 382.00 calories.

Is mars chewy peanut butter energy bar keto-friendly?

No, mars chewy peanut butter energy bar has 47.30g of carbs per 100g, which may disrupt ketosis.

Does mars chewy peanut butter energy bar help build muscle?

Yes, it is high in protein with 25.40g per 100g, making it great for muscle growth.