How much fiber is in cashews?
Cashews have 0.9 grams of fiber in 1 ounce (about 18 cashews), according to USDA FoodData Central. That is 3% of the Daily Value, below the 10% the FDA requires before a label can call a food a good source of fiber. Per 100 grams, cashews have 3.3 grams of fiber.
0.9gof fiber in 1 ounce (about 18 cashews)
4% of a 25 gram day
Fiber in cashews by serving size
| Serving | Weight | Fiber |
|---|---|---|
| 1 oz | 28.4g | 0.9g |
| 100 grams | 100g | 3.3g |
How cashews compare with other nuts and seeds
Cashews rank 8 of 8 nuts and seeds in this library, by fiber in one serving.
- Pistachios3g
- Flaxseed2.8g
- Walnuts1.9g
- Pumpkin seeds1.7g
- Cashews0.9g
Each bar is one serving: pistachios, 1 ounce (about 49 pistachios); flaxseed, 1 tablespoon, whole; walnuts, 1 ounce (about 14 halves); pumpkin seeds, 1 ounce (about 1/4 cup); cashews, 1 ounce (about 18 cashews).
Lower than most nuts
An ounce of raw cashews has 0.9 grams of fiber. An ounce of almonds has 3.5, and an ounce of pistachios has 3.
If cashews are your nut
Pair an ounce of cashews with a medium apple and the snack has 5.3 grams of fiber.
More fiber alongside cashews
- Raspberries: 8 grams in 1 cup
- Oatmeal: 4 grams in 1 cup, cooked
- Apple: 4.4 grams in 1 medium apple, with skin
Not sure what your daily number should be? The fiber calculator works it out from your age and sex. For a longer list to shop from, see 50 high-fiber foods ranked by fiber.
Questions about fiber in cashews
- How much fiber is in cashews?
- Cashews have 0.9 grams of fiber in 1 ounce (about 18 cashews), which weighs 28.4 grams. The number comes from USDA FoodData Central.
- Are cashews high in fiber?
- One serving, 1 ounce (about 18 cashews), has 0.9 grams. That is 3% of the Daily Value, below the 10% the FDA requires before a label can call a food a good source of fiber. Cashews rank 8 of 8 nuts and seeds in this library by fiber per serving.
- How much fiber is in 100 grams of cashews?
- 3.3 grams of fiber per 100 grams. The largest size USDA lists, 1 oz, weighs 28.4 grams and has 0.9 grams of fiber.
- How many ounces of cashews would it take to reach 25 grams of fiber?
- About 27.8, at 0.9 grams each. Most people reach 25 grams by mixing several foods across the day.
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Source: USDA FoodData Central, Nuts, cashew nuts, raw, retrieved November 5, 2026. Label terms follow the FDA's 28 gram Daily Value for fiber.