Corn Flakes

Corn Flakes by Kellogg's has 389 kcal per 100 g. One serving (35 g) is about 136 kcal.

Corn Flakes contains 8 g of protein per 100 g — about 2.8 g per 35 g serving.

Yes — carbohydrates provide 87% of its calories (81.4 g per 100 g, of which 22 g is sugar). It also delivers 4.3 g of fiber.

Yes — 22 g of sugar per 100 g, roughly 6 teaspoons. Sugar makes up 27% of its carbohydrates.

Yes — 611.4 mg of sodium per 100 g, about 27% of the daily value.

It provides 4.3 g of fiber per 100 g — 15% of the daily value.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from calorie density (389 kcal), sugar (22 g), sodium (611.4 mg); points in favor come from fiber (4.3 g), protein (8 g). Overall that places it in band C.

About 26 g of Corn Flakes equals 100 kcal. It is energy-dense, so small amounts add up quickly.