How much fiber is in pistachios?
Pistachios have 3 grams of fiber in 1 ounce (about 49 pistachios), according to USDA FoodData Central. That is 11% of the Daily Value, which the FDA's label rules call a good source of fiber. Per 100 grams, pistachios have 10.6 grams of fiber.
3gof fiber in 1 ounce (about 49 pistachios)
12% of a 25 gram day
Fiber in pistachios by serving size
| Serving | Weight | Fiber |
|---|---|---|
| 1 kernel | 0.7g | 0.1g |
| 1 oz (49 kernels) | 28.4g | 3g |
| 1 cup | 123g | 13g |
| 100 grams | 100g | 10.6g |
How pistachios compare with other nuts and seeds
Pistachios rank 4 of 8 nuts and seeds in this library, by fiber in one serving.
- Almonds3.5g
- Sunflower seeds3.1g
- Pistachios3g
- Flaxseed2.8g
- Walnuts1.9g
Each bar is one serving: almonds, 1 ounce (about 23 almonds); sunflower seeds, 1 ounce, dry roasted; pistachios, 1 ounce (about 49 pistachios); flaxseed, 1 tablespoon, whole; walnuts, 1 ounce (about 14 halves).
About 49 nuts
An ounce of pistachios, about 49 of them, has 3 grams of fiber. That is close to an ounce of almonds (3.5).
An afternoon snack
An ounce of pistachios and a medium pear is 8.5 grams of fiber.
More fiber alongside pistachios
- 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 pistachios
- How much fiber is in pistachios?
- Pistachios have 3 grams of fiber in 1 ounce (about 49 pistachios), which weighs 28.4 grams. The number comes from USDA FoodData Central.
- Are pistachios high in fiber?
- One serving, 1 ounce (about 49 pistachios), has 3 grams. That is 11% of the Daily Value, which the FDA's label rules call a good source of fiber. Pistachios rank 4 of 8 nuts and seeds in this library by fiber per serving.
- How much fiber is in 100 grams of pistachios?
- 10.6 grams of fiber per 100 grams. The largest size USDA lists, 1 cup, weighs 123 grams and has 13 grams of fiber.
- How many ounces of pistachios would it take to reach 25 grams of fiber?
- About 8.4, at 3 grams each. Most people reach 25 grams by mixing several foods across the day.
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Source: USDA FoodData Central, Nuts, pistachio nuts, raw, retrieved November 5, 2026. Label terms follow the FDA's 28 gram Daily Value for fiber.