Corn Flakes Nutrition Facts

FoodData Central Updated 30 March 2026

One cup of corn flakes contains 107.5 calories, 1.7g protein, 24.6g carbs, and 0.3g fat. Corn Flakes is a grain-based food. It is an excellent source of vitamin C, a good source of iron, and high in vitamin A.

107.5

cal

24.6g

carbs

1.7g

protein

amino acids ↓

0.3g

fat

0.8g

fiber

2.2g

sugar

Vitamins in Corn Flakes

Per Cup (1 NLEA serving) ~28g

Vitamin A
275mcg
31%
Vitamin C
18.2mg
20%
Vitamin D
1.99mcg
10%
Vitamin E
5.6mcg
<1%
Vitamin B6
0.53mg
31%
Vitamin B12
1.5mcg
63%
Thiamin (B1)
1.25mg
105%
Niacin (B3)
5.89mg
37%
Folate
200mcg
50%

Minerals in Corn Flakes

Per Cup (1 NLEA serving) ~28g

Calcium
0.56mg
<1%
Iron
5.43mg
30%
Magnesium
1.96mg
<1%
Phosphorus
9.24mg
<1%
Potassium
30mg
<1%
Sodium
160mg
7%
Zinc
0.06mg
<1%
Selenium
0.62mcg
1%
Copper
0.02mg
2%
Manganese
0.03mg
1%

Amino Acids in Corn Flakes

Protein breakdown per cup (1 NLEA serving) (28g), from the USDA record for this food.

Incomplete protein

Limiting amino acid: Lysine — 16% of the FAO/WHO adult reference pattern per gram of protein.

Essential Amino Acids Per cup (1 NLEA serving) (28g) Per 100g % of Protein
Histidine 48mg 170mg 2.9%
Isoleucine 69mg 247mg 4.2%
Leucine 284mg 1013mg 17.2%
Lysine 12mg 43mg 0.7%
Methionine 31mg 110mg 1.9%
Phenylalanine 109mg 390mg 6.6%
Threonine 65mg 233mg 3.9%
Tryptophan 10mg 37mg 0.6%
Valine 85mg 303mg 5.1%
Other Amino Acids Per cup (1 NLEA serving) (28g) Per 100g % of Protein
Alanine 162mg 580mg 9.8%
Arginine 37mg 133mg 2.3%
Aspartic Acid 180mg 643mg 10.9%
Cystine 31mg 110mg 1.9%
Glutamic Acid 426mg 1520mg 25.8%
Glycine 55mg 197mg 3.3%
Proline 262mg 936mg 15.9%
Serine 90mg 320mg 5.4%
Tyrosine 47mg 167mg 2.8%

Protein quality is scored against the FAO/WHO/UNU 2007 adult indispensable amino acid reference pattern. The FDA publishes no Daily Values for individual amino acids, so the share of total protein is shown instead.

Learn More About Corn Flakes

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Verified Nutrition Data

Trusted & Verified Nutritional Information

All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.

USDA Official Source
FDA Safety Standards
HHS Health Standards
NIH Research Verified

Laboratory Analyzed

Nutrient values from certified lab analysis

Peer Reviewed

Data reviewed by nutrition scientists

Regularly Updated

Synced with latest official database releases

Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.