How much fiber is in cooked oatmeal?
4 gfiber in 1 cup (234 g)
That’s 14% of the Daily Value: a good source of fiber by the FDA’s label rule (10 to 19% per serving).

- Per serving
- 4 g
- Daily Value
- 14%
- Per 100 g
- 1.7 g
- In grains and cereals
- #20 of 55
Counts toward your 20 plants a week in FiberKit. Dry oats, oat bran, muesli, toasted oat cereal (Cheerios-style) and granola count as the same plant.
Compared with other grains and cereals
| # | Food | Serving | Fiber | % DV | Soluble · insoluble |
|---|---|---|---|---|---|
| 1 | ⅔ cup | 18 g | 64% | ||
| 2 | ⅔ cup | 12.3 g | 44% | ||
| 3 | 1 cup, cooked | 8.2 g | 29% | No split data | |
| 4 | 1 cup | 8.1 g | 29% | No split data | |
| 5 | 2 oz, dry | 8 g | 29% | ||
| 20 | 1 cup, cooked | 4 g | 14% | No split data |
Questions
How much fiber is in cooked oatmeal?
Cooked oatmeal has 4 g of fiber in 1 cup (234 g), 14% of the Daily Value. That’s 1.7 g of fiber per 100 g.
Is cooked oatmeal high in fiber?
It’s a good source. One serving gives 14% of the Daily Value. The FDA calls 10 to 19% a good source and 20% or more high.
How does cooked oatmeal compare with other grains and cereals?
It ranks #20 of 55 grains and cereals in FiberKit by fiber per serving. Fiber One cereal leads with 18 g in ⅔ cup.
Fiber: USDA FoodData Central, SR Legacy, FDC ID 173905. Values are for the serving shown and vary with variety and cooking.