How much fiber is in lentils?
Lentils have 15.6 grams of fiber in 1 cup, cooked (198 grams), according to USDA FoodData Central. That is 56% of the Daily Value, which the FDA's label rules call high in fiber. Per 100 grams, lentils have 7.9 grams of fiber.
15.6gof fiber in 1 cup, cooked
62% of a 25 gram day
Fiber in lentils by serving size
| Serving | Weight | Fiber |
|---|---|---|
| 1 tbsp | 12.3g | 1g |
| 1 cup | 198g | 15.6g |
| 100 grams | 100g | 7.9g |
How lentils compare with other beans and legumes
Lentils rank 1 of 6 beans and legumes in this library, by fiber in one serving.
- Lentils15.6g
- Black beans15g
- Chickpeas12.5g
- Edamame8.1g
- Peanut butter1.6g
Each bar is one serving: lentils, 1 cup, cooked; black beans, 1 cup, cooked; chickpeas, 1 cup, cooked; edamame, 1 cup, shelled; peanut butter, 2 tablespoons.
One cup covers most of a day
A cup of cooked lentils is 62% of a 25 gram goal and 41% of a 38 gram goal. Few foods in this library get you that far in one serving.
Easy ways in
You do not need a full cup. Half a cup has 7.8 grams. Stir that into a cup of cooked brown rice and the bowl has 11 grams of fiber.
More fiber alongside lentils
- Brown rice: 3.2 grams in 1 cup, cooked
- Avocado: 9.2 grams in 1 avocado
- Whole wheat bread: 1.9 grams in 1 slice
Not sure what your daily number should be? The fiber calculator works it out from your age and sex.
Questions about fiber in lentils
- How much fiber is in lentils?
- Lentils have 15.6 grams of fiber in 1 cup, cooked, which weighs 198 grams. The number comes from USDA FoodData Central.
- Are lentils high in fiber?
- One serving, 1 cup, cooked, has 15.6 grams. That is 56% of the Daily Value, which the FDA's label rules call high in fiber. Lentils rank 1 of 6 beans and legumes in this library by fiber per serving.
- How much fiber is in 100 grams of lentils?
- 7.9 grams of fiber per 100 grams. The largest size USDA lists, 1 cup, weighs 198 grams and has 15.6 grams of fiber.
- How many cups of lentils would it take to reach 25 grams of fiber?
- About 1.7, at 15.6 grams each. Most people reach 25 grams by mixing several foods across the day.
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Source: USDA FoodData Central, Lentils, mature seeds, cooked, boiled, without salt, retrieved October 8, 2026. Label terms follow the FDA's 28 gram Daily Value for fiber.