Calories in Post Marshmallow Mateys Frosted Whole Grain Oat Cereal With Marshmallows

Instrument — Food Profile
100g
Calories

381.00

kcal
Protein

7.14

g
Carbs

83.30

g
Fat

3.57

g
Fiber

4.80

g
Sugar

40.50

g

Curious about the nutritional profile of post marshmallow mateys frosted whole grain oat cereal with marshmallows? Whether you are tracking your macros or just want to know how many calories they contain, you are in the right place. A standard 100g serving of post marshmallow mateys frosted whole grain oat cereal with marshmallows provides 381.00 calories, 7.14g of protein, and 83.30g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 381.00 kcal 7.14g 83.30g 3.57g
1 oz (28g) 107 kcal 2.0g 23.3g 1.0g
42 GRM (42g) 160 kcal 3.0g 35.0g 1.5g

Vitamins & Minerals

Nutrient Amount
Thiamin (B1) 2.00 mg
Niacin (B3) 4.76 mg
Pantothenic Acid (B5) 1.19 mg
Vitamin B6 0.48 mg
Folate (B9) 43.00 mcg
Calcium 452.00 mg
Iron 10.70 mg
Potassium 190.00 mg
Sodium 667.00 mg
Zinc 5.36 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 2470844)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

Can I eat post marshmallow mateys frosted whole grain oat cereal with marshmallows on a keto diet?

No, post marshmallow mateys frosted whole grain oat cereal with marshmallows have 83.30g of carbs per 100g, which may disrupt ketosis.

How much protein does post marshmallow mateys frosted whole grain oat cereal with marshmallows have?

They contain 7.14g of protein per 100g, which is moderate.

How many calories are in post marshmallow mateys frosted whole grain oat cereal with marshmallows?

100 grams of post marshmallow mateys frosted whole grain oat cereal with marshmallows contains exactly 381.00 calories.

How many calories are in 1 42 grm of post marshmallow mateys frosted whole grain oat cereal with marshmallows?

A single 42 grm (42g) of post marshmallow mateys frosted whole grain oat cereal with marshmallows provides 160 calories.