Skip to content
🥣

Grain

How many calories are in cornflakes?

1 cup (28 g) of cornflakes has about 101 calories, with 1.9g protein, 24g carbohydrates and 0.2g fat.

Cornflakes are a crisp breakfast cereal made from toasted milled corn that is low in fat and often fortified with vitamins.

Calories

101

Per serving
1 cup (28 g)

1.9g Protein
24g Carbs
0.2g Fat
0.8g Fiber

of which sugars: 2.4g

Source: USDA FoodData Central. Values are averages and vary by brand and preparation.

Calories and macros by amount

Amount Calories ProteinCarbsFat
1 cup (28 g) 101 1.9g24g0.2g
Per 100 g 361 6.8g86g0.7g

Where the calories come from

Share of calories from each macronutrient

Protein 7% Carbs 91% Fat 2%

Burn it off

Roughly how long it takes to burn 101 calories:

🚶
24
min
Walking
🏃
8
min
Running
🚴
11
min
Cycling

Estimated for a ~70 kg (154 lb) adult; your rate varies.

Log cornflakes in one photo

Skip the manual entry. Snap a photo with LensNutra’s AI food scanner and its calories and macros are logged automatically — portions and all.

Frequently asked questions

How many calories are in cornflakes?

1 cup (28 g) of cornflakes has about 101 calories, with 1.9g protein, 24g carbohydrates and 0.2g fat.

How much protein is in cornflakes?

1 cup (28 g) of cornflakes contains about 1.9g of protein.

How many carbs and fat are in cornflakes?

1 cup (28 g) of cornflakes contains about 24g of carbohydrates and 0.2g of fat.

Is cornflakes good for weight loss?

At about 101 calories per serving, cornflakes can fit a weight-loss plan when it suits your daily calorie budget. Log it by photo with LensNutra to stay on track.

How long does it take to burn off cornflakes?

Burning about 101 calories takes roughly 24 minutes of walking or 8 minutes of running.

Written & maintained by the LensNutra nutrition team · Nutrition data: USDA FoodData Central

4.9 · Loved by 500,000+ people

Claim your 3-day free trial

Start scanning your meals in seconds. No ads, cancel anytime.