Do Pecans Have Fiber?

Yes, pecans have fiber: 2.7 grams per ounce, about 19 halves. The surprise is how that ounce splits up, because pecans fiber outweighs pecan protein, which is rare among nuts.

An ounce carries only 2.6 grams of protein but 20 grams of fat and 196 calories. So pecans are less of a protein snack and more of a fiber and healthy fat snack, and that changes how you use them.

Below you’ll find the numbers by portion, how pecans rank against nine other nuts, what candied and roasted versions do to the label, and a few simple ways to make a small handful count.

Pecans fiber by portion size

USDA FoodData Central lists raw pecans at 9.6 grams of fiber per 100 grams. Since few people eat 100 grams of pecans in one go, the table scales that figure down to everyday amounts.

Daily Value percentages use the FDA’s label target of 28 grams of fiber a day.

The 10 half portion is a useful one to remember. It lands just under 100 calories and still gives you more than a gram of fiber, enough to make a sprinkle on oatmeal worth the calories.

Most of the carbohydrate in pecans is fiber. An ounce has 3.9 grams of total carbs, and 2.7 of those are fiber, leaving about 1.2 grams of digestible carbs and just over 1 gram of sugar.

Where pecans land in nut fiber content

Per ounce, pecans sit in the middle of the pack. Almonds and pistachios lead, hazelnuts tie with pecans, and the buttery nuts (macadamia, cashews, pine nuts) trail behind.

The last column matters if you watch calories. It shows how much fiber each nut gives you for every 100 calories you eat.

Pecans rank fourth on fiber per ounce but second on calories, behind only macadamias. That’s the tradeoff to keep in mind: you get a respectable amount of fiber, but it comes inside one of the richest nuts on the shelf.

Against cashews, pecans win easily. Swapping an ounce of cashews for an ounce of pecans triples the fiber, from 0.9 to 2.7 grams, for about 40 extra calories.

Pecan nutrition beyond the fiber line

Fiber is only part of the pecan story. The rest of the label explains why pecans taste so rich and why a small amount goes a long way.

Mostly monounsaturated fat

Of the 20.4 grams of fat in an ounce, 11.6 grams are monounsaturated, the same family of fat found in olive oil. Another 6.1 grams are polyunsaturated, and only 1.75 grams are saturated.

That fat profile is why pecans toast so well and why they feel filling even in small amounts. It’s also where almost all of the 196 calories come from.

A standout for manganese and copper

An ounce of pecans gives you 1.28 mg of manganese, about 56% of the Daily Value, and 0.34 mg of copper, about 38%. Both are trace minerals your body uses in enzymes that handle energy and connective tissue.

The same ounce adds 1.28 mg of zinc (12% DV), 0.19 mg of thiamin (16% DV) and 34 mg of magnesium (8% DV). None of those are huge on their own, but they add up across a day of whole foods.

Low protein for a nut

At 2.6 grams per ounce, pecans have less than half the protein of almonds or peanuts. If you snack on nuts mainly to hit a protein goal, pecans are a weak pick.

If you snack on nuts for fiber, flavor and satisfying fat, they hold up well. It helps to know which job you want the nut to do before you reach for the bag.

Curious how a handful of pecans fits into your own daily target? Our fiber calculator gives you a personal number to aim for in seconds.

Raw, roasted, candied or ground: what the form does

The pecan itself keeps its fiber whether it’s raw, toasted or ground into butter. What changes is what gets added, and with pecans that is usually sugar.

Notice that the praline pecans have fewer calories than raw pecans at about the same weight. That isn’t a win. Sugar coating replaces some of the nut, so you get less fat, less fiber and 12 grams of added sugar, about a quarter of the 50 gram Daily Value.

Pecan butter made from pecans alone keeps the fiber and adds nothing. Labels round fiber to whole grams, which is why a 32 gram serving reads 2 grams rather than the 3 you’d expect from raw nuts.

Roasting at home with a pinch of salt changes almost nothing nutritionally. The fiber stays put, and a dry pan for four or five minutes brings out the flavor without any oil.

Myth: pecans are too fatty to be a healthy snack nut

Myth: with 20 grams of fat per ounce, pecans belong with desserts, not with healthy snack nuts.

Fact: the fat in pecans is mostly unsaturated, and an ounce has under 2 grams of saturated fat. Whole nuts also bring fiber, minerals and almost no sugar, which most dessert style snacks can’t claim.

The real issue is portion, not fat type. A small bowl of pecans set out during a movie can easily reach 3 ounces, which is close to 600 calories. Measuring out one ounce, or about 19 halves, keeps them firmly in snack territory.

A pecan breakfast, gram by gram

Picture a weekday bowl: three quarters of a cup of bran flakes, half a cup of raspberries and an ounce of chopped pecans scattered on top. Each part adds its own share of fiber.

• Bran flakes, 3/4 cup: 5.5 g
• Raspberries, 1/2 cup: 4.0 g
• Pecans, 1 oz: 2.7 g

That’s about 12.2 grams of fiber, roughly 44% of the Daily Value, before lunch. The pecans add crunch and enough fat to keep the bowl from feeling like a sugar rush an hour later.

For an afternoon option, pair a medium pear (5.5 grams) with 10 pecan halves (1.3 grams). You get almost 7 grams of fiber for under 200 calories.

Looking for more breakfast bowls and bakes that use pecans well? Our recipe eBooks are full of easy, high fiber ideas.

Making a small handful work harder

Because pecans are so calorie dense, the best strategy is to treat them as a topping that adds flavor and fiber rather than the whole snack. A little goes further than you’d think.

• Chop them. A tablespoon of chopped pecans spreads across a whole bowl of oatmeal or yogurt.
• Toast before using. Toasted pecans taste stronger, so you’ll be happy with fewer.
• Mix them with a higher fiber nut. Half an ounce of pecans plus half an ounce of almonds gives about 3.1 grams of fiber.
• Pair them with fruit. Fruit brings fiber with far fewer calories, so the combination beats a double handful of nuts.
• Buy plain halves. Seasoned or glazed pecans usually trade nut for sugar.

If you’re adding nuts and fruit to a diet that’s been low in fiber, go up gradually over a couple of weeks and drink enough fluids. Mayo Clinic notes that a sudden jump can cause gas, bloating or cramping.

Whole foods like pecans are a better route than fiber supplements, too, because they also bring minerals and healthy fats that a powder can’t match.

The exception to keep in mind: pecan desserts

Pecans show up most often in pies, pralines, sticky buns and cookies. In those foods the pecans still carry their fiber, but they’re a small part of a slice that’s mostly sugar, butter and refined flour.

A praline topping alone carries 12 grams of added sugar per quarter cup, and pecan desserts usually stack that with a sweet filling or dough. So if pecans in your week mostly arrive by pie, they aren’t doing much for your fiber.

Plain pecans, measured to an ounce and paired with fruit or cereal, are where the fiber really shows up.

Sources

• USDA Agricultural Research Service. FoodData Central: SR Legacy Nuts, pecans (170182) and per ounce records for almonds, pistachios, hazelnuts, peanuts, macadamias, Brazil nuts, walnuts, pine nuts and cashews, plus branded records for Front Porch Pecans Maple Roasted Pecans (2021), Nuttin’ But Pecans Butter (2021) and Heinen’s Pecans Praline (2022). fdc.nal.usda.gov
• U.S. Food and Drug Administration. “Daily Value on the Nutrition and Supplement Facts Labels.” 2024. fda.gov
• U.S. Department of Agriculture and U.S. Department of Health and Human Services. “Food Sources of Dietary Fiber.” Dietary Guidelines for Americans, 2020 to 2025. dietaryguidelines.gov
• Mayo Clinic Staff. “Dietary fiber: Essential for a healthy diet.” Mayo Clinic. 2025. mayoclinic.org