Foods high in Beta-glucan
Every food and ingredient below is ranked by measured Beta-glucan content per 100 g, drawn live from 17 USDA FoodData Central measurements. Values are laboratory-analysed or survey-derived, not estimated.
Top 17 foods highest in Beta-glucan
Ranked by Beta-glucan per 100g, across Foundation Foods and FNDDS ingredients.
| # | Food or ingredient | Source | Per 100g (G) |
|---|---|---|---|
| 1 | Oats, whole grain, rolled, old fashioned | Foundation Food | 7.52 |
| 2 | Oats, whole grain, steel cut | Foundation Food | 5.44 |
| 3 | Flour, barley | Foundation Food | 4.2 |
| 4 | Flour, oat, whole grain | Foundation Food | 4.2 |
| 5 | Mushrooms, shiitake | Foundation Food | 2.92 |
| 6 | Mushroom, lion's mane | Foundation Food | 2.75 |
| 7 | Mushroom, maitake | Foundation Food | 2.26 |
| 8 | Mushroom, beech | Foundation Food | 1.96 |
| 9 | Mushroom, king oyster | Foundation Food | 1.95 |
| 10 | Mushroom, oyster | Foundation Food | 1.92 |
| 11 | Flour, rye | Foundation Food | 1.91 |
| 12 | Mushroom, enoki | Foundation Food | 1.68 |
| 13 | Mushroom, pioppini | Foundation Food | 1.4 |
| 14 | Mushroom, portabella | Foundation Food | 1.15 |
| 15 | Mushroom, crimini | Foundation Food | 0.917 |
| 16 | Mushrooms, white button | Foundation Food | 0.75 |
| 17 | Flour, sorghum | Foundation Food | 0.188 |
More on Beta-glucan
What Beta-glucan is, how it is measured, and where these values come from.
Beta-glucan 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.