White Bread
Grain

How much fiber is in white bread?

White Bread has 0.7 g of fiber per 1 slice (26 g). That is 3% of the daily value and a low amount for a grain.

0.7g
per 1 slice
2.7g
per 100 g
3%
daily value
#40of 41
grains

Soluble vs insoluble

Soluble 0.3g 43% Insoluble 0.4g 57%

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 white bread and fiber

A slice of white bread provides 0.7 grams of fiber, about a third of whole wheat. Some white breads are fortified with added fiber, which the label will show.

Counts toward plant diversityHigh FODMAP at this serving

How white bread compares to other grains

Per typical serving. The highest grain in the database is whole wheat pasta at 6.3 g.

FoodServingFiberPer 100 g% DV
Pita Bread1 pita1.3 g2.2 g5%
Millet1/2 cup cooked1.1 g1.3 g4%
Sourdough Bread1 slice1.1 g2.3 g4%
Pretzels1 oz0.9 g3.2 g3%
Rice Cakes2 cakes0.8 g4.4 g3%
White Bread1 slice0.7 g2.7 g3%
White Rice1/2 cup cooked0.3 g0.4 g1%

All 41 grains ranked by fiber

Servings to reach a daily goal

36×

servings of white bread to reach 25 g, the adequate intake for adult women

55×

servings of white bread 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 white bread

Grams of fiber per 100 g from USDA FoodData Central (snapshot 2026-10-11). Different preparations and varieties explain the spread.

USDA descriptionFiber / 100 gSolubleInsoluble
Bread, white, commercially prepared2.3 g––
Bread, white wheat9.2 g––
Bread, white, commercially prepared, toasted2.9 g––
Bread, white, commercially prepared, low sodium, no salt2.3 g––
Bread, white, commercially prepared (includes soft bread crumbs)2.7 g––
Bread, white2.3 g––
Bread, white, toasted2.5 g––
Bread, white with whole wheat swirl4.2 g––

Frequently asked questions

How much fiber is in white bread?
1 slice of white bread, about 26 grams, contains 0.7 grams of dietary fiber. That is 2.7 grams of fiber per 100 grams and 3% of the 28 gram daily value.
Is white bread high in fiber?
Not especially. White Bread has 0.7 g per serving, which ranks 40 of 41 grains in the FiberUp database. It still counts toward plant diversity, but the fiber in a meal will come from elsewhere.
Is the fiber in white bread soluble or insoluble?
About 43% of the fiber in white bread is soluble (0.3 g) and 57% is insoluble (0.4 g). Soluble fiber forms a gel that slows digestion and feeds gut bacteria; insoluble fiber adds bulk and speeds transit.
How many servings of white bread would reach a daily fiber goal?
It would take about 36 servings to reach 25 g (the adequate intake for adult women) and 55 servings to reach 38 g (adult men). Spreading fiber across several foods is easier and better for gut bacteria diversity.

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.