Rice Krispies Cereal

Packaged product Breakfast Cereals Kellogg's

Rice Krispies Cereal contains 387 kcal per 100 g. A serving, 1 portion, 40 g (40 g) provides about 155 kcal.

Roughly 92% of its calories come from carbohydrates, with 7% from protein and 1% from fat (estimated with general energy factors).

That is close to the median for breakfast cereals on FoodFactly (403 kcal per 100 g).

100 g provides 156% of the Daily Value for iron, 125% of the Daily Value for Folate (B9) and 83% of the Daily Value for Thiamin (B1).

The values are label data submitted by the manufacturer to USDA FoodData Central.

Rice Krispies Cereal by Kellogg's, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
387kcal per 100 g
6.6 gprotein
89.4 gcarbohydrates
0.6 gfat
155kcal in serving, 1 portion, 40 g (40 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 387 kcal
Total fat L 0.6 g 0.8%
Saturated fat L 0.2 g 1%
Trans fat L 0 g
Cholesterol L 0 mg 0%
Sodium L 502 mg 22%
Total carbohydrates L 89.4 g 33%
Dietary fiber L 0.7 g 3%
Total sugars L 10.8 g
Added sugars L 10.5 g 21%
Protein L 6.6 g 13%
Vitamin D L 7.5 µg38%
Thiamin (B1) L 1 mg83%
Riboflavin (B2) L 0.98 mg75%
Vitamin B6 L 1.3 mg75%
Folate (B9) L 500 µg125%
Vitamin B12 L 1.8 µg75%
Choline L 0 mg0%
Calcium L 10 mg0.8%
Iron L 28 mg156%
Potassium L 90 mg2%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein: 7%Carbohydrates: 92%Fat: 1%387kcal / 100 g
  • Protein 7%
  • Carbohydrates 92%
  • Fat 1%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Vitamins and minerals, % Daily Value per 100 g

Iron156%Folate (B9)125%Thiamin (B1)83%Riboflavin (B2)75%Vitamin B675%Vitamin B1275%Vitamin D38%Potassium2%Calcium0.8%Choline0%

Nutritional insights

  • Protein6.6 gin the lowest quarter of breakfast cereals (median 9.4 g)
  • Fiber0.7 gin the lowest quarter of breakfast cereals (median 7.1 g)
  • Sugars10.8 gbelow the median for breakfast cereals (median 17.8 g)
  • Fat0.6 gin the lowest quarter of breakfast cereals (median 11.8 g)
  • Saturated fat0.2 gin the lowest quarter of breakfast cereals (median 2.1 g)
  • Sodium502 mgin the top quarter of breakfast cereals (median 136 mg)
  • Protein per 100 kcal1.7 gprotein density, useful for comparing foods with different calorie levels

Full nutrient profile

Fats and cholesterol (2)
Monounsaturated fat L0.2 g
Polyunsaturated fat L0.2 g
Sugars and starch (1)
Starch L0 g
Carotenoids (1)
Vitamin D (D2 + D3), International Units L300 IU
Other components (1)
Folic acid L299 µg

Values by source

More than one dataset describes this food. FoodFactly keeps each source's values separately instead of blending them. The headline values above come from USDA FoodData Central: Branded Foods.

Per 100 g Open Food FactsUSDA Branded
Calories 375 kcal387 kcal
Protein 7.5 g6.6 g
Carbohydrates 90 g89.4 g
Fat 0 g0.6 g
Fiber 0 g0.7 g
Sugars 10 g10.8 g
Sodium 500 mg502 mg

Product details

Brand
Kellogg's
Barcode
0038000199943
Quantity
340g
Label serving
1 portion (40 g)
Category
Breakfast Cereals
Packaging
en:card-box
Nutri-Score
D as computed by Open Food Facts

Ingredients

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As listed on the package and transcribed by Open Food Facts contributors. Always check the package for allergens.

Ingredient guides: RiceSugar

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Per 100 g. Calories in kcal. n/a: not reported by the source.

Source of the nutrition information

  • USDA FoodData Central: Branded Foods, record 2525717. License: CC0 1.0 (U.S. public domain). Source record dated March 24, 2023. Imported November 6, 2026.
  • Open Food Facts, record 0038000199943. License: ODbL 1.0 (Open Food Facts). Source record dated November 4, 2026. Imported November 6, 2026.

Last updated: . Data quality score: 100/100 (how it is calculated).

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.

Frequently asked questions

How many calories are in Rice Krispies Cereal?

100 g of Rice Krispies Cereal has 387 kcal. Serving, 1 portion, 40 g (40 g): about 155 kcal.

How much protein is in Rice Krispies Cereal?

Rice Krispies Cereal contains 6.6 g of protein per 100 g (13% of the 50 g Daily Value), or 2.6 g in serving, 1 portion, 40 g (40 g). About 7% of its calories come from protein. Compared with other breakfast cereals, that is in the lowest quarter (median 9.4 g).

How many carbs are in Rice Krispies Cereal?

Rice Krispies Cereal has 89.4 g of total carbohydrates per 100 g, including 0.7 g of fiber and 10.8 g of sugars.

How much fat is in Rice Krispies Cereal?

Rice Krispies Cereal contains 0.6 g of fat per 100 g, of which 0.2 g is saturated (1% of the Daily Value).

What vitamins and minerals does Rice Krispies Cereal contain?

Per 100 g, the most notable amounts relative to the Daily Value are iron (156% DV), Folate (B9) (125% DV), Thiamin (B1) (83% DV), Riboflavin (B2) (75% DV) and Vitamin B6 (75% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Rice Krispies Cereal?

100 g contains 502 mg of sodium, 22% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated November 4, 2026. FoodFactly last checked it on November 6, 2026. Each value above shows whether it was measured, calculated or taken from a label.