Oat Flour

Packaged product Grains and Pasta King Arthur

Oat Flour contains 393 kcal per 100 g. A serving, 0.333 cup, 28 g (28 g) provides about 110 kcal.

Roughly 68% of its calories come from carbohydrates, with 19% from protein and 13% from fat (estimated with general energy factors).

That is more energy than the typical item in grains and pasta on FoodFactly, where the median is 347 kcal per 100 g across 20,514 products.

100 g provides 40% of the Daily Value for iron.

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

Oat Flour by King Arthur, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
393kcal per 100 g
17.9 gprotein
64.3 gcarbohydrates
5.4 gfat
110kcal in serving, 0.333 cup, 28 g (28 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 393 kcal
Total fat L 5.4 g 7%
Saturated fat not reported
Sodium not reported
Total carbohydrates L 64.3 g 23%
Dietary fiber L 10.7 g 38%
Total sugars not reported
Protein L 17.9 g 36%
Calcium L 60.7 mg5%
Iron L 7.1 mg40%
Potassium L 375 mg8%

% 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: 19%Carbohydrates: 68%Fat: 13%393kcal / 100 g
  • Protein 19%
  • Carbohydrates 68%
  • Fat 13%

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

Iron40%Potassium8%Calcium5%

Nutritional insights

  • Protein17.9 gin the top quarter of grains and pasta (median 8 g)
  • Fiber10.7 gin the top quarter of grains and pasta (median 3 g)
  • Fat5.4 gabove the median for grains and pasta (median 2.8 g)
  • Protein per 100 kcal4.5 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand
King Arthur
Barcode
0007101230536
Label serving
0.333 cup (28 g)
Category
Grains and Pasta

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 Oat Flour?

100 g of Oat Flour has 393 kcal. Serving, 0.333 cup, 28 g (28 g): about 110 kcal.

Is Oat Flour high in protein?

Oat Flour contains 17.9 g of protein per 100 g (36% of the 50 g Daily Value), or 5 g in serving, 0.333 cup, 28 g (28 g). About 19% of its calories come from protein. Compared with other grains and pasta, that is among the highest quarter (median 8 g).

How many carbs are in Oat Flour?

Oat Flour has 64.3 g of total carbohydrates per 100 g, including 10.7 g of fiber. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Oat Flour?

Oat Flour contains 5.4 g of fat per 100 g.

What vitamins and minerals does Oat Flour contain?

Per 100 g, the most notable amounts relative to the Daily Value are iron (40% DV). The full list is in the vitamins and minerals table above.

Where does this nutrition data come from?

From Open Food Facts, record dated July 21, 2026. FoodFactly last checked it on November 6, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • Open Food Facts, record 0007101230536. License: ODbL 1.0 (Open Food Facts). Source record dated July 21, 2026. Imported November 6, 2026.

Last updated: . Data quality score: 80/100 (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.