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There are about 379 calories in 100 grams of oats.

The Ministry of Health's table lists 7 entries for oats, from 46 to 379 calories per 100 grams. The number here is for Cereal, oats, regular and quick, not fortified, dry, the entry that stands for the food on this page.

379
calories in 100 grams

All foods and their caloriesGrains, rice and pasta

How many calories are in a portion of oats?

A weight in grams, or one of the food's own units, works out the calories and nutrients of that portion.

grams
Calories
379
Protein
13.1 g
Fat
6.5 g
Carbohydrates
67.7 g
Sodium
6 mg

Oats comes in these common portions, with the calories of each.

PortionWeightCaloriesProteinFatCarbohydrates
small portion30 g1143.91.920.3
medium portion60 g2277.93.940.6

100 grams of oats contain 13.1 grams of protein, 6.5 grams of fat and 67.7 grams of carbohydrates.

  • Protein13.1 g
  • Fat6.5 g
  • Saturated fat1.1 g
  • Carbohydrates67.7 g
  • Sugars1 g
  • Dietary fibre10.1 g
  • Sodium6 mg
  • Cholesterol0 mg

These vitamins and minerals are in 100 grams of oats, as the Ministry lists them.

Calcium
52 mg
Iron
4.3 mg
Potassium
362 mg
Magnesium
138 mg
Zinc
3.6 mg
Folate
32 mcg

The Ministry of Health lists 7 entries for oats.

The numbers are per 100 grams. Brands, ways of cooking and sizes each have a row of their own.

EntryCaloriesProteinFatCarbohydrates
Cereal, oatmeal, cooked, regular, fat not added612.119.4
Cereal, oatmeal, cooked, quick (1 or 3 minutes), fat not added612.119.4
Cereal, oatmeal, cooked, instant, fat not added872.51.315.4
Cereal, oats, cooked, milk-based1014.63.511.2
Cereal, oats, regular and quick, not fortified, dryThe entry used above37913.16.567.7
Cereals, oats, regular and quick, not fortified, dry37913.16.557.6
Cereal, oats, cooked, water-based461.60.87

These foods are close to oats in calories.

These are the questions people ask about the calories in oats.

How many calories are in oats?

100 grams of oats have about 379 calories. The Ministry of Health's table lists 7 entries for it, from 46 to 379 calories per 100 grams.

How many calories are in 50, 100 and 200 grams of oats?

50 grams have 190 calories, 100 grams have 379 and 200 grams have 758.

How much protein, fat and carbohydrates are in oats?

In 100 grams there are 13.1 g of protein, 6.5 g of fat and 67.7 g of carbohydrates, of which 1 g are sugars.

How many calories are in one medium portion of oats?

The Ministry's table gives 60 grams for one medium portion of oats, which is 227 calories.

The foods, their nutrients and their unit weights are the national nutrition table of the Ministry of Health, read on 5 November 2026. The figures are averages per 100 grams of the food as the table lists it.

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