Oat flakes: calories and nutrition facts

Oat flakes has 369 kcal per 100 g. One serving, 1 Bowl (40 g), has 148 kcal.

Calories
369 kcal
Protein
10.6 g
Carbohydrates
57.7 g
Fat
7.8 g

Per 100 g

Oat flakes: how many calories?

Oat flakes has 369 kcal per 100 g, with 10.6 g protein, 57.7 g carbs and 7.8 g fat. A 40 g serving (1 Bowl) has 148 kcal. That is close to the average for Sweets (390 kcal per 100 g). Most of its calories come from carbohydrates.

Where the calories come from

  • Protein12%
  • Carbohydrates67%
  • Fat20%

Calculate a portion

Calories
148 kcal
Protein
4.2 g
Carbohydrates
23.1 g
Fat
3.1 g

Nutrition facts

NutrientPer 100 gPer serving (40 g)
Calories369 kcal148 kcal
Fat7.8 g3.1 g
of which saturated fat1.4 g0.5 g
Carbohydrates57.7 g23.1 g
of which sugars1 g0.4 g
Fiber11.2 g4.5 g
Protein10.6 g4.2 g
Sodium4 mg2 mg
Water11 g4.4 g
Vitamin C0 mg0 mg
Calcium52 mg21 mg
Iron3.8 mg1.5 mg
Potassium362 mg145 mg
Magnesium101 mg40 mg

Source: Ciqual food composition table (ANSES, France). Data updated on 2 September 2026.

Share of reference intakes

Per 100 g, compared with an adult's reference intakes (2,000 kcal a day, Regulation (EU) No 1169/2011).

NutrientOf reference intake
Calories(369 kcal)18%
Fat(7.8 g)11%
of which saturated fat(1.4 g)7%
Carbohydrates(57.7 g)22%
of which sugars(1 g)1%
Protein(10.6 g)21%
Salt(0.01 g)0%

What the EU thresholds say

Nutrition claim thresholds from Regulation (EC) No 1924/2006, per 100 g.

  • High fibre (at least 6 g)
  • Low sugars (5 g or less)
  • Low sodium (120 mg or less)

Oat flakes: frequently asked questions

Oat flakes: how many calories per serving?

A 40 g serving (1 Bowl) has 148 kcal.

Oat flakes: how much protein?

Oat flakes contains 10.6 g of protein per 100 g, 21% of the 50 g reference intake.

Oat flakes: how much fibre?

Oat flakes provides 11.2 g of fibre per 100 g, 45% of the 25 g a day recommended by EFSA.

Oat flakes: how much makes 100 kcal?

100 kcal is about 27 g of this food.

Recipes with this food

More foods in this category

Your personal calorie plan in 2 minutes

Start for free