Dietary fiber: Essential for a healthy diet - Mayo Clinic
Dec 24, 2025 · Fiber includes the parts of plant foods that the body can't digest or absorb. This makes it different from nutrients such as fats, proteins, and other carbohydrates including starches and sugars.
Fiber • The Nutrition Source
Fiber is a type of carbohydrate that the body can’t digest. Though most carbohydrates are broken down into sugar molecules called glucose, fiber cannot be broken down into sugar molecules, and instead …
Dietary fiber - Wikipedia
Dietary fiber, fibre, or roughage is the portion of plant-derived food that cannot be completely broken down by human digestive enzymes. [1][2] Dietary fibers are diverse in chemical composition and can …
Fiber: What It Is and What It Does for the Body
May 1, 2025 · Fiber is a carbohydrate found in fruits, vegetables and grains that regulates your digestive system, lowers cholesterol and helps you stay full longer.
What Is Fiber and Why Do I Need It? A Dietitian Explains
Jul 20, 2025 · Learn all about dietary fiber, including what it is, how it works, its many benefits, what foods are high in fiber, and even potential side effects.
Here’s Why You Should Be Eating Fiber | Mount Sinai Today
Apr 11, 2025 · Fiber is a carbohydrate that cannot be digested or turned into sugar. Found in fruits, vegetables, legumes, and whole grains, fiber has numerous health benefits and reduces your risk for …
What Is Fiber—and Why We All Need to Get More of It
Jun 28, 2025 · What Is Fiber and Why Is It So Important? Fiber is a type of carbohydrate that doesn’t get digested by our bodies. Instead, it moves through the digestive system, helping maintain regularity, …
Why is fiber important, and how can I add more of it to my diet?
May 12, 2025 · Fiber is a type of carbohydrate that the body can’t digest. It's found in plant foods like fruits, vegetables, whole grains and legumes. Fiber comes in two main forms: soluble and insoluble, …
What Happens to Your Body When You Add Fiber to Your Diet
Nov 14, 2025 · Fiber supports digestion and overall health. It helps prevent constipation and may lower the risk of heart disease, diabetes, and certain types of cancer. You can get fiber from whole foods. …
Fiber - Nutrition.gov
Read about dietary fiber: what it is, where it is found, and how you can increase the amount of fiber in your diet. Find the latest news, plus links to overviews, clinical trials and research related to dietary …