Special K Original

Packaged product Breakfast Cereals Kellogg's

Special K Original contains 376 kcal per 100 g. A serving, 1 portion, 40 g (40 g) provides about 151 kcal.

Roughly 72% of its calories come from carbohydrates, with 21% from protein and 6% from fat (estimated with general energy factors).

That is close to the median for breakfast cereals on FoodFactly (400 kcal per 100 g).

100 g provides 81% of the Daily Value for Riboflavin (B2), 59% of the Daily Value for Vitamin B6 and 42% of the Daily Value for iron.

The values are as declared on the product label and entered by Open Food Facts contributors.

Special K Original by Kellogg's, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
376kcal per 100 g
19 gprotein
64.8 gcarbohydrates
2.5 gfat
151kcal in serving, 1 portion, 40 g (40 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 376 kcal
Total fat L 2.5 g 3%
Saturated fat L 0.5 g 3%
Sodium L 330 mg 14%
Total carbohydrates L 64.8 g 24%
Dietary fiber L 6 g 21%
Total sugars L 14 g
Protein L 19 g 38%
Vitamin D L 6.3 µg31%
Riboflavin (B2) L 1.1 mg81%
Vitamin B6 L 1 mg59%
Choline L 0 mg0%
Calcium L 500 mg38%
Iron L 7.5 mg42%
Zinc L 4.5 mg41%

% 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: 21%Carbohydrates: 72%Fat: 6%376kcal / 100 g
  • Protein 21%
  • Carbohydrates 72%
  • Fat 6%

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

Riboflavin (B2)81%Vitamin B659%Iron42%Zinc41%Calcium38%Vitamin D31%Choline0%

Nutritional insights

  • Protein19 gin the top quarter of breakfast cereals (median 9.3 g)
  • Fiber6 gbelow the median for breakfast cereals (median 7.1 g)
  • Sugars14 gbelow the median for breakfast cereals (median 18 g)
  • Fat2.5 gin the lowest quarter of breakfast cereals (median 11.3 g)
  • Saturated fat0.5 gin the lowest quarter of breakfast cereals (median 2 g)
  • Sodium330 mgin the top quarter of breakfast cereals (median 148 mg)
  • Protein per 100 kcal5 gprotein density, useful for comparing foods with different calorie levels

Full nutrient profile

Sugars and starch (1)
Starch L0 g

Product details

Brand
Kellogg's
Barcode
9310055103917
Quantity
920 g
Label serving
1 portion (40 g)
Category
Breakfast Cereals
Nutri-Score
C as computed by Open Food Facts

Ingredients

Ingredients not reported.

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

Frequently asked questions

How many calories are in Special K Original?

100 g of Special K Original has 376 kcal. Serving, 1 portion, 40 g (40 g): about 151 kcal.

Is Special K Original high in protein?

Special K Original contains 19 g of protein per 100 g (38% of the 50 g Daily Value), or 7.6 g in serving, 1 portion, 40 g (40 g). About 21% of its calories come from protein. Compared with other breakfast cereals, that is among the highest quarter (median 9.3 g).

How many carbs are in Special K Original?

Special K Original has 64.8 g of total carbohydrates per 100 g, including 6 g of fiber and 14 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Special K Original?

Special K Original contains 2.5 g of fat per 100 g, of which 0.5 g is saturated (3% of the Daily Value).

What vitamins and minerals does Special K Original contain?

Per 100 g, the most notable amounts relative to the Daily Value are Riboflavin (B2) (81% DV), Vitamin B6 (59% DV), iron (42% DV), zinc (41% DV) and calcium (38% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Special K Original?

100 g contains 330 mg of sodium, 14% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated September 14, 2026. FoodFactly last checked it on November 8, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • Open Food Facts, record 9310055103917. License: ODbL 1.0 (Open Food Facts). Source record dated September 14, 2026. Imported November 8, 2026.

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

Product data from Open Food Facts, made available under the Open Database License. Values are as declared on the label; labels can change over time, so check the package you have.

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