How healthy are frosted corn flakes?

Are frosted corn flakes healthy? Best kept occasional. Frosted corn flakes score 29/100 on the HowHealthyIs Score: 100 g provide 389 kcal, 12 mg iron and 454 µg vitamin A. Frosted corn flakes are corn flakes coated in sugar: a 3/4 cup serving holds about 12 g of sugar, around three teaspoons. They are fortified with iron and some vitamins. Source: USDA FoodData Central.

  • High in folate
  • High in vitamin B12
  • Contains added sugar
Score explained

The score compares nutrient density per 100 kcal across every food we cover (NRF9.3 method). Frosted corn flakes rank higher than 29% of them.

Counts in favor (% daily value per 100 kcal)

  • Iron17%
  • Vitamin A13%
  • Vitamin C6%
  • Protein2%
  • Fiber1%
  • Magnesium1%
  • Potassium0%
  • Vitamin E0%
  • Calcium0%

Counts against

  • Saturated fat0%
  • Added sugars19%
  • Sodium5%

Raw NRF9.3: 40 minus 24 = 16. The score is not a verdict on whether to eat a food; portion, the whole meal and your own health matter more. Full methodology

How many calories are in frosted corn flakes?

Calories121kcal
Protein1.3g
Carbohydrates28g
Fat0.3g
Fiber0.4g
Sugars12g
Nutrition facts for frosted corn flakes. Per 100 g and for the selected portion (31 g). %DV uses FDA Daily Values.
NutrientPer 100 gPer portion%DV
Energy and macronutrients
Calories389 kcal121 kcal
Protein4.3 g1.3 g3%
Carbohydrates90 g28 g10%
Fiber1.2 g0.4 g1%
Sugars39 g12 g
Added sugars37 g11 g23%
Fat0.9 g0.3 g0%
Saturated fat0.1 g<0.1 g0%
Omega-3 fats<0.1 g<0.1 g
Vitamins
Vitamin A454 µg141 µg16%
Vitamin C19 mg6 mg7%
Vitamin D3.2 µg1 µg5%
Vitamin E<0.1 mg<0.1 mg0%
Vitamin K0.2 µg<0.1 µg0%
Vitamin B124.8 µg1.5 µg63%
Folate536 µg166 µg42%
Minerals
Calcium3 mg0.9 mg0%
Iron12 mg3.6 mg20%
Potassium82 mg25 mg1%
Magnesium12 mg3.7 mg1%
Zinc0.2 mg<0.1 mg1%
Sodium451 mg140 mg6%

Source: USDA FoodData Central, "Cereals ready-to-eat, MALT-O-MEAL, Frosted Flakes" (FDC 172990). Values rounded.

Why are frosted corn flakes good for you?

  • 1.5 µg vitamin B12 in 3/4 cup, 63% of the daily value. Vitamin B12 contributes to the normal formation of red blood cells.
  • 166 µg folate in 3/4 cup, 42% of the daily value. Folate contributes to normal blood formation.
  • 3.6 mg iron in 3/4 cup, 20% of the daily value. Iron contributes to the normal formation of red blood cells.

Good ways to use them

  • An occasional breakfast with milk and fruit
  • Mixing with plain, higher-fiber cereal

What should you watch out for?

  • High in added sugar and low in fiber and protein, so they are not very filling. Bowls are often poured well above the serving size.

What can you eat instead of frosted corn flakes?

Foods you can use the same way with a higher HowHealthyIs Score.

How do frosted corn flakes compare?

Common questions about frosted corn flakes

How many calories are in frosted corn flakes?
100 g of frosted corn flakes has 389 kcal. A typical portion, 3/4 cup (31 g), has about 121 kcal.
How much protein is in frosted corn flakes?
Frosted corn flakes have 4.3 g of protein per 100 g, or about 1.3 g in 3/4 cup.
Are frosted corn flakes good for weight loss?
Frosted corn flakes are fairly calorie-dense (389 kcal per 100 g), so portion size matters more than the food itself. 3/4 cup is about 121 kcal.

Sources

  1. U.S. Department of Agriculture. FoodData Central, SR Legacy: "Cereals ready-to-eat, MALT-O-MEAL, Frosted Flakes", FDC ID 172990. fdc.nal.usda.gov
  2. U.S. Food and Drug Administration. Daily Value on the Nutrition and Supplement Facts Labels (21 CFR 101.9).
  3. Fulgoni VL, Keast DR, Drewnowski A. Development and validation of the Nutrient-Rich Foods Index. J Nutr. 2009;139(8):1549-1554.
  4. Monteiro CA, et al. Ultra-processed foods: what they are and how to identify them. Public Health Nutr. 2019;22(5):936-941.

Review and updates

Last updated
Data source
USDA FoodData Central, entry 172990. Not individually reviewed by a dietitian. How we check

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More: Grains ranked, foods high in iron.