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Food guide

Oats: nutrition and portions

Dry regular or quick oats: 379 kcal and 13.15 g protein per 100 g. Explore household weights, preparation notes and a calculator for your portion.

Nutrition checked 11 September 2026Source USDA FoodData CentralNutrition reference, not a FODMAP rating

The short answer

Dry regular or quick oats has 379 kcal, 13.15 g protein, 67.7 g carbohydrate, 6.5 g fat and 10.1 g fibre per 100 g.

Nutrition calculator

What's in your portion?

Dry regular or quick oats. Adjust the edible weight to calculate nutrition.

Energy
379 kcal
Protein
13.2 g
Carbohydrate
67.7 g
Fat
6.5 g
Fibre
10.1 g

This calculates nutrition only. These weights are not tested FODMAP limits or recommended servings.

What does this say about FODMAPs?

This USDA record does not establish a FODMAP rating or a tested serving limit for oats. Use this page to understand the preparation and nutrition, and discuss food-specific guidance with your dietitian.

The nutrition calculator uses grams for dry regular or quick oats. It does not measure FODMAP content, determine a personal tolerance, or account for other ingredients.

Use the matching preparation

Weigh these oats dry. Water added during cooking changes the weight of the bowl, but adds no energy; milk and toppings contribute their own nutrients.

Nutrition at common portion weights

USDA household weights for dry regular or quick oats. These are measurements, not serving recommendations.
PortionWeightEnergyProtein
1 cup81 g307 kcal10.7 g
0.33 cup27 g102 kcal3.6 g

Values are per 100 g from USDA FoodData Central, scaled by weight and rounded for display. Bornly's matching reference entry is “Oats, Regular and Quick, Dry”. Missing nutrients remain unavailable, not zero.

Questions

Common questions.

How many calories are in oats?
Dry regular or quick oats has 379 kcal per 100 g in USDA FoodData Central. 1 cup (81 g) gives about 307 kcal.
How much protein is in oats?
Dry regular or quick oats has 13.2 g of protein per 100 g. 1 cup (81 g) gives about 10.7 g.
How much carbohydrate and fibre does oats have?
Dry regular or quick oats has 67.7 g of carbohydrate per 100 g. Dietary fibre is 10.1 g per 100 g.
Is oats low FODMAP?
This page does not rate it. The USDA record describes nutrition, not FODMAP content or a tested serving limit. If you follow a low FODMAP diet, ask your dietitian about portions during the restriction and reintroduction phases.

Sources

Sources and review notes.

NIDDK provides general education about diet and IBS, not a rating for this food. The USDA values are nutrition references, not a FODMAP laboratory test.