FiberUp
How much fiber is in fiber one cereal?
Fiber One Cereal has 14 g of fiber per 1/2 cup (30 g). That is 50% of the daily value and a very high amount for a other.
Soluble vs insoluble
The split is approximate and comes from USDA SR Legacy analyses where available. Soluble fiber dissolves into a gel and is the type most linked to cholesterol and blood sugar effects. Insoluble fiber adds bulk and keeps things moving.
About fiber one cereal and fiber
A half cup of Fiber One original provides 14 grams of fiber, the highest single serving in this database, mostly from added chicory root fiber and wheat bran. Added inulin can cause gas when you are not used to it, so start small.
How fiber one cereal compares to other other foods
Per typical serving. Fiber One Cereal is the highest other in the database.
| Food | Serving | Fiber | Per 100 g | % DV |
|---|---|---|---|---|
| Fiber One Cereal | 1/2 cup | 14 g | 46.7 g | 50% |
| All-Bran Cereal | 1/2 cup | 10 g | 33.3 g | 36% |
| Chili with Beans | 1 cup | 9 g | 3.6 g | 32% |
| Raisin Bran | 1 cup | 7 g | 11.9 g | 25% |
| Lentil Soup | 1 cup | 6.5 g | 2.6 g | 23% |
| Shredded Wheat | 2 biscuits | 6 g | 13 g | 21% |
| Baked Beans | 1/2 cup | 5.2 g | 4.1 g | 19% |
Servings to reach a daily goal
servings of fiber one cereal to reach 25 g, the adequate intake for adult women
servings of fiber one cereal to reach 38 g, the adequate intake for adult men
Nobody should get all their fiber from one food. Gut bacteria respond to variety, and the fiber calculator shows a mixed day that reaches your number.
USDA entries for fiber one cereal
Grams of fiber per 100 g from USDA FoodData Central (snapshot 2026-10-11). Different preparations and varieties explain the spread.
| USDA description | Fiber / 100 g | Soluble | Insoluble |
|---|---|---|---|
| Cereal or granola bar (General Mills Fiber One Chewy Bar) | 22.5 g | – | – |
Frequently asked questions
How much fiber is in fiber one cereal?
Is fiber one cereal high in fiber?
Is the fiber in fiber one cereal soluble or insoluble?
How many servings of fiber one cereal would reach a daily fiber goal?
Values are per typical serving from USDA FoodData Central and standard references, rounded to one decimal. Actual fiber varies with variety, ripeness, and preparation. This is general nutrition information, not medical advice.