Foods high in Fiber, insoluble

Every food and ingredient below is ranked by measured Fiber, insoluble content per 100 g, drawn live from 19 USDA FoodData Central measurements. Values are laboratory-analysed or survey-derived, not estimated.

Top 14 foods highest in Fiber, insoluble

Ranked by Fiber, insoluble per 100g, across Foundation Foods and FNDDS ingredients.

#	Food or ingredient	Source	Per 100g (G)
1	Figs, dried, uncooked	Foundation Food	8.3
2	Pears, raw, bartlett	Foundation Food	2.8
3	Pears, raw, bartlett (Includes foods for USDA's Food Distribution Program)	Foundation Food	2.8
4	Broccoli, raw	Foundation Food	2.4
5	Kiwifruit, green, raw	Foundation Food	2.3
6	Carrots, frozen, unprepared (Includes foods for USDA's Food Distribution Program)	Foundation Food	1.9
7	Carrots, frozen, unprepared	Foundation Food	1.9
8	Oranges, raw, navels (Includes foods for USDA's Food Distribution Program)	Foundation Food	1.8
9	Oranges, raw, navels	Foundation Food	1.8
10	Lettuce, cos or romaine, raw	Foundation Food	1.7
11	Strawberries, raw	Foundation Food	0.9
12	Nectarines, raw	Foundation Food	0.9
13	Peaches, yellow, raw	Foundation Food	0.9
14	Melons, cantaloupe, raw	Foundation Food	0.5

Lowest in Fiber, insoluble

For contrast — the 5 lowest non-zero values on record, per 100g.

#	Food or ingredient	Source	Per 100g (G)
15	Melons, cantaloupe, raw	Foundation Food	0.5
16	Strawberries, raw	Foundation Food	0.9
17	Lettuce, cos or romaine, raw	Foundation Food	1.7
18	Broccoli, raw	Foundation Food	2.4
19	Figs, dried, uncooked	Foundation Food	8.3

More on Fiber, insoluble

What Fiber, insoluble is, how it is measured, and where these values come from.

Fiber, insoluble nutrient reference →

Sourced from USDA FoodData Central — Foundation Foods; not yet through an editorial verification pass.

USDA release 2026-04-30. All values are per 100 g unless stated otherwise.