rating icon
rating icon
rating icon
rating icon
rating icon
9.8
Based on 203 reviews

About product

What sets Great Gut apart from other daily prebiotic formulas is its exclusive blend of 4 prebiotic soluble fibers: Sunfiber, FOS, IMO and XOS. Each serving is jam-packed with essential nutrients for strengthening your digestive and immune systems. It helps to reduce pain and discomfort by fighting constipation, gas and bloating. It can even improve overall wellness by combatting colds, allergies and illness.

Pros

  • Made of only natural ingredients
  • Does not contain gluten or dairy
  • This prebiotic powder blend is unflavored
  • Great for both men and women

Customer Reviews

cross icon

Best soluble prebiotic fiber of 2026

Updated January 15, 2026
check mark
Written by Connor Manion
Connor Manion
Connor Manion
Connor Manion is a University of Florida graduate living in the mountains of Northern Georgia. You can find his work among the pages of the Miami Herald, The Olympian, the Sun Herald, and the Fresno Bee. His writing covers a broad range of interests including health and fitness, home improvement, cooking, and pet care. In addition to writing, Connor tutors middle and high school students in math, English, and Economics.
Updated January 15, 2026
Best Pick
rating icon
10/10

Product Details

Featured on

Buying Guide

A prebiotic fiber powder is a type of dietary fiber that dissolves in water and is fermented by gut bacteria. Prebiotic fibers are thought to promote gut health by providing a food source for beneficial bacteria, helping to increase the diversity of the gut microbiome. If you’re considering purchasing a prebiotic fiber powder there are a few things you will want to consider first. The first thing to think about is how much prebiotic fiber powder you need. The amount of prebiotic fiber powder you need will depend on your individual needs and goals. However, most experts recommend consuming at least 25 grams of prebiotic fiber powder per day. Some reputable brands of prebiotic fiber powder use an exclusive blend of 4 prebiotic soluble fibers that meet experts' daily recommendation. You’ll also want to consider the benefits of the prebiotic fiber powder you are thinking about purchasing. There are numerous benefits associated with prebiotic fiber powder, including improved gut health, increased weight loss, and reduced risk of chronic diseases such as heart disease and type II diabetes. Some brands of prebiotic fiber powder also offer immune support. Lastly, you’ll want to decide how much you would like to spend on a prebiotic fiber powder. Prebiotic fiber powders are typically affordable and finding one that fits within your budget and other needs shouldn’t be a problem.
great gut - prebiotic fiber powder, unflavored prebiotic fiber
great gut - prebiotic fiber powder, unflavored prebiotic fiber

Featured Products

Great Gut - Prebiotic Fiber Powder, Unflavored Prebiotic Fiber with Sunfiber, 18.6 Ounces, 90 Servings

great gut - prebiotic fiber powder, unflavored prebiotic fiber

@great gut

What sets Great Gut apart from other daily prebiotic formulas is its exclusive blend of 4 prebiotic soluble fibers: Sunfiber, FOS, IMO and XOS. Each serving is jam-packed with essential nutrients for strengthening your digestive and immune systems. It helps to reduce pain and discomfort by fighting constipation, gas and bloating. It can even improve overall wellness by combatting colds, allergies and illness.

Check Price

Product features

  • Made of only natural ingredients
  • Does not contain gluten or dairy
  • This prebiotic powder blend is unflavored
  • Great for both men and women

FAQs

Does this prebiotic fiber powder contain any soy?

No, the formula does not contain any soy or dairy.

When should I take my prebiotic fiber powder?

It is best to take prebiotic fiber powder with meals; however, it should be fine to take at any time of the day.

arrow icon