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Fiber

Fiber is a type of indigestible carbohydrate from plant foods that passes through the digestive system, helping regulate bowel movements and supporting healthy gut bacteria. People use fiber to promote regularity, manage appetite, and help maintain cardiovascular and metabolic health.

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Fiber

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Ingredient guide

Fiber

What it is: Fiber is an indigestible carbohydrate present in the structural components of plants, occurring naturally in two primary types: soluble and insoluble fiber.
What it does: Fiber supports digestive health by bulking and softening stool for regular bowel movements, while also providing food for beneficial gut bacteria. Soluble fiber is known to help maintain healthy cholesterol and blood sugar levels.
How it is used: Most commonly, fiber is taken to improve digestive comfort, promote regularity, moderate appetite, and contribute to heart and blood sugar support when dietary intake is insufficient.
Natural sources and supplement forms: Natural sources are fruits, vegetables, legumes, whole grains, and seeds. In supplements, fiber is found as psyllium husk, inulin, methylcellulose, acacia fiber, oat fiber, and others, in powder, capsule, or chewable forms.
Why it appears in supplement formulas: Brands include fiber for its role in supporting regular digestion, managing appetite, and contributing to overall wellness, especially where diets may be low in plant foods.
What to know before use: Rapidly increasing fiber intake can cause gas, bloating, or discomfort—introduce it gradually and drink plenty of water to reduce digestive issues.
Interesting Fact

Fiber: Found in Plant Foods, Added for Digestive Support

Fiber is a type of carbohydrate that your body can’t digest, found naturally in fruits, vegetables, whole grains, and legumes. In supplements, it's often included because most people don’t get enough fiber from food alone, making these products a convenient way to increase daily intake and support regular digestive function.

FAQ

Common questions about Fiber

FAQ

Frequently Asked Questions About Fiber

What types of fiber are found in dietary supplements?

Dietary fiber supplements typically contain either soluble fiber, like psyllium husk or inulin, or insoluble fiber, such as wheat bran or cellulose. Soluble fibers dissolve in water and are known for helping regulate cholesterol and blood sugar, while insoluble fibers do not dissolve and primarily support bowel regularity.

How does taking a fiber supplement support digestive health?

Fiber supplements can support digestive health by increasing the bulk and softness of stools, which can help promote regular bowel movements. Soluble fibers also act as prebiotics, supporting the growth of beneficial gut bacteria, while insoluble fibers help move waste through the digestive tract more efficiently.

What are natural food sources of dietary fiber?

Natural sources of dietary fiber include fruits (like apples and berries), vegetables (such as broccoli and carrots), legumes (beans, lentils), nuts, seeds, and whole grains (oats, brown rice, whole wheat). Eating a variety of these foods daily can help meet recommended fiber intake without supplements.

Can increasing fiber intake cause any side effects?

A sudden increase in dietary or supplemental fiber can sometimes cause bloating, gas, or abdominal discomfort. It's generally advised to gradually raise fiber intake and drink plenty of fluids to help the body adjust and minimize side effects.

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