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Discover the most popular fiber articles this week. From gut health to weight loss, these trending reads are backed by science and chosen by our community.
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If you’re new here, these three are the place to start — the foundations everything else builds on.
Asparagus fiber shown with a plate of roasted green asparagus spears and a bundle of fresh spears behind it
Does asparagus have fiber? Yes: a cup of cooked asparagus has about 2.9 grams for only 32 calories. It’s a moderate source rather than a high one, but it brings an unusually big dose of folate and vitamin K.
Onion fiber shown with a whole yellow onion, a halved red onion and a small metal pan of soft caramelized onions
Do onions have fiber? Yes, but not much per bite: a medium raw onion has about 1.9 grams for 44 calories. Green onions carry more per gram, and a cup of cooked onions holds about 2.9 grams.
Berry fiber shown with three small bowls of raspberries, blueberries with blackberries, and fresh red strawberries
Do berries have fiber? Yes, and some are among the richest fruits you can buy: a cup of raspberries has 8 grams. Others carry far less, with strawberries at 3 grams a cup and mulberries closer to 2.4.
Bell pepper fiber shown with whole yellow and red bell peppers, a halved red pepper and a few thin pepper strips
Do bell peppers have fiber? Yes: a cup of chopped raw red bell pepper has about 3.1 grams for just 39 calories. Color matters, since green peppers carry a little less and yellow ones less than half as much per gram.
Quinoa fiber shown with a bowl of fluffy cooked quinoa and a small dish of dry white and red quinoa seeds beside it
Does quinoa have fiber? Yes: a cup of cooked quinoa has about 5.2 grams, along with 8 grams of complete protein. A cup of dry quinoa lists about 12 grams, because it cooks up into roughly three cups.
Meat and fiber shown with raw beef steaks and a pork cut on a round wooden butcher board with rosemary and parsley
Does meat have fiber? No: beef, pork, lamb and other plain meats have 0 grams, because fiber is found only in plants. A few processed meats list a trace from added ingredients, and a meat dish only gains real fiber when beans, grains or vegetables go in.
Chicken and fiber shown with sliced grilled chicken breast on a plate beside roasted broccoli and a scoop of brown rice
Does chicken have fiber? No: plain chicken, from breast to thigh, has 0 grams, because fiber only comes from plants. Breaded chicken can pick up a gram or two from its coating, but the sides on your plate decide how much fiber the meal really has.
Peach fiber shown with ripe whole peaches, a peach cut in half showing the pit and a few dried peach slices in front
Do peaches have fiber? Yes: a medium fresh peach has about 2.3 grams, and an extra large one about 3.4 grams, with the skin adding to the total. Canned and dried peaches keep their fiber too, though sugar and calories change a lot.
Edamame fiber shown with a bowl of steamed green edamame pods sprinkled with flaky salt and more pods behind it
Do edamames have fiber? Yes: a cup of shelled edamame has about 8.1 grams, plus 18 grams of protein. That makes these young soybeans one of the few foods that’s high in both fiber and protein.
Konjac fiber shown with a patterned bowl of thin shirataki noodles in light broth topped with scallions and chopsticks
Why does konjac have so much fiber? Its corm is about half glucomannan by dry weight, a soluble fiber that can swell to 100 times its volume in water. That’s how a cup of shirataki noodles carries about 6 grams of fiber for 20 calories.
Yogurt fiber shown with a bowl of creamy plain yogurt topped with fresh raspberries, chia seeds and a sprinkle of oats
Does yogurt have fiber? Plain dairy yogurt has none, and USDA lists fruit yogurt at 0 grams too. Your fiber comes from fiber-added brands or toppings like berries, chia and bran cereal, which can turn one cup into 8 grams or more.
Tofu fiber shown with a block of soft white tofu on a wooden board, a few tofu cubes and a small bowl of shelled edamame
Does tofu have fiber? Yes, but not much: half a cup of firm tofu has about 2.9 grams, while regular tofu has under half a gram. Tofu shines for protein and calcium, so pair it with beans, vegetables or whole grains to cover fiber.

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