Fiber plays an important role in adding mass to the stool and regulating bowel movements. Fiber supplements are an easy and convenient way to increase fiber intake, especially for people who have ...

For example, a 2021 review of 41 studies found that fiber supplements have laxative-like effects, adding bulk to stool thereby reducing chronic constipation. "Fiber can also aid in weight loss ...

But lately, you may have noticed your favorite health and wellness personalities touting the best fiber supplements ... absorbs liquids to bulk up your stool. “It sort of acts like a magnetized ...

Insoluble fiber, on the other hand, adds bulk to stool and promotes regular bowel movements. Second, choose a supplement that ... and natural color variation may occur in the product.

Indeed, while stars like Jennifer Aniston and Venus Williams promote their favorite protein powders, few celebrity endorsers are lining up to promote supplements ... “Fiber adds bulk to your ...

He notes that other common symptoms of IBS include bloating, mucus in the stool, gas ... they may recommend a supplement, like one of our favorite fiber supplements of 2025.

One randomized controlled trial published in Nature Communications last year split 36 pairs of twins into two groups: One took a placebo and the other took a daily fiber supplement for 12 weeks.