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The 8 Best dietary fiber nutritional supplements of 2025

Are you trying to find dietary fiber nutritional supplements among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling dietary fiber nutritional supplements on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 13 hours of research and did 33 dietary fiber nutritional supplements tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best dietary fiber nutritional supplements you can buy today

No. 1
Prebiotic Fiber Gummies for Adults, 7g - Zero Sugar Added - Fiber Supplement Gummies for Digestive Health Regularity & Natural Weight Support - Vegan, Gelatin Free - Chewable Fruit Flavored Gummy
  • 180 GUMMIES | 2 MONTH SUPPLY - Made with 7g of naturally sourced Fiber with Prebiotic properties - Based on the serving size of 3 gummies. For best results, take 3-6 gummies daily.
  • DELICIOUS & FLAVORFUL - Our fruit flavored gummies are the quickest way to get your daily dose of much-needed nutrition.
  • KOSHER CERTIFIED - Produced and formulated to a higher standard.
  • DIGESTIVE HEALTH REGULARITY SUPPORT - Our specially formulated Prebiotics Soluble Fiber gummy deliver the perfect combination that can aid in digestive health regularity and natural weight support. Viteey's high fiber supplement for women gummy ingredients are perfectly formulated and combined for adults and teens. Easy & convenient to take at home or on the go.
  • SOURCED FROM ALL NATURAL INGREDIENTS - Viteey's high fiber supplements gummies are peanut-free, tree nut-free, non-GMO, gluten-free, gelatin-free, and vegan. Each gummy contains naturally sourced colors and flavors.
  • VITEEY BRAND STANDARDS - We take pride in creating premium products from start to finish. Every item is carefully sourced, formulated, and manufactured to meet the highest quality standards. To ensure each serving is just right, we put our products through rigorous lab testing during every production. This guarantees that you receive products of utmost purity and effectiveness. Rely on us for offerings that are both dependable and of superior quality.
SaleNo. 2
Metamucil Fiber Gummies for Adults, No Sugar Added Orange Flavor, 5g Plant Based Prebiotic Fiber Supplement Blend, 72 Count
  • GREAT TASTING GUMMY FORMULA: orange flavored fiber gummies for adults with no sugar added
  • FROM THE FIBER BRAND YOU TRUST: Metamucil Fiber Gummies for adults are from the makers of the #1 selling fiber supplement brand
  • 5g OF PLANT-BASED FIBER: Metamucil Gummies contain a blend of plant-based fibers that work together to add 5g of fiber to your diet
  • PREBIOTIC FIBER GUMMIES TO MAINTAIN DIGESTIVE BALANCE*: Inulin fiber in Metamucil Gummies help feed the good bacteria in your gut*
  • PROMOTES DIGESTIVE HEALTH*: Soluble Corn Fiber (Fibersol***) helps support digestive health*
SaleNo. 3
Garden of Life Super Seed - Vegetarian Whole Food Fiber Supplement with Protein and Omega 3, 1 Lb 5oz (600g) Powder
  • FIBER WITH PROBIOTICS: Our Super Seed fiber delivers 6 gram of fiber, 6 gram of protein, healthy omega 3 fats, and beneficial probiotics and enzymes per serving
  • WHOLE FOOD FIBER: This vegetarian fiber is made with 14 sprouted seeds, grains and legumes for a nutrient dense source of dietary fiber
  • SOLUBLE & INSOLUBLE: An excellent source of both soluble and insoluble fiber
  • CONSTIPATION RELIEF: Super Seed contains ingredients specifically chosen to support gut health, regular bowel function and overall health
  • UNFLAVORED: This unflavored supplement is a great addition to smoothies and many other foods or recipes to boost nutritional content and fiber
No. 4
Benefiber Chewable Prebiotic Fiber Supplement Tablets for Digestive Health, Assorted Fruit Flavors - 100 Count
  • One 100 count bottle of Assorted Fruit-flavored Benefiber Chewable Prebiotic Fiber Supplement Tablets for Digestive Health (1)
  • Dietary fiber supplement designed to help support gut health (1)
  • Chewable fiber tablets that strengthen and nourish good bacteria to support gut health (1) using wheat dextrin (2)
  • Enjoy these fiber supplements in a great tasting and easy to take dietary fiber tablet form for on the go convenience
  • Sugar-free, gluten-free fiber supplement made with wheat dextrin (2)
  • Prebiotic supplements available in delicious orange, lemon, and wildberry flavors
  • Chew three prebiotic supplement tablets up to three times daily, for those 12 years and above
No. 5
Garden of Life Dr Formulated Organic Fiber Supplement Powder Unflavored, Sugar Free, Psyllium Free Prebiotic Superfoods, Constipation Relief and Hunger Control for Men and Women, 32 Servings
  • SUPPORT FOR OCCASIONAL CONSTIPATION: Not all fiber supplements are created equal; Our Dr. Formulated Fiber delivers 5 grams of gentle prebiotic fiber from 5 nutritious Organic superfoods—with no sugar, no psyllium and no artificial colors or sweeteners
  • GET THE SCOOP ON EASY TO MIX VEGAN FIBER: Give your favorite beverage or food a nutritional boost with Organic Fiber made from real, Organic non-GMO whole foods: Acacia, Orange Peel, Baobab Fruit, Apple Peel and Cranberry Fruit
  • LOVE YOUR GUT: Dr. Formulated Prebiotic Fiber helps promotes the growth of healthy probiotics in the digestive tract and supports healthy digestion and elimination
  • CONVENIENT UNFLAVORED PREBIOTIC FIBER: Mix a Tablespoon of this tasteless powder supplement into your favorite food or beverage, such as water or juice—and get the benefits without the grit
  • THE DIFFERENCE IS CLEAR: At Garden of Life, we are passionate about making CLEAN supplements, so you don't have to settle for less than Third-Party Certified USDA Organic, Non-GMO, Vegan, Gluten Free and Kosher
SaleNo. 6
Premium Psyllium Husk Fiber Supplement 1450mg, 240 Capsules
  • POWERFUL PSYLLIUM HUSK CAPSULES: This ingredient is a source of fiber. Often referred to as a “colon cleanser,” Psyllium Husk fiber helps support regularity, intestinal health and digestive health. Our Psyllium Husk capsules offer an easy and convenient way to use Psyllium Husk.
  • HELPS SUPPORT DIGESTION, INTESTINAL HEALTH & REGULARITY: Psyllium Husk supplements are an effective and quick way to add important fiber to your diet. When combined with water, pysllium husk forms a gel that can help to keep the bowels regular and helps support digestive health.
  • FAST & CONVENIENT DIETARY FIBER: Psyllium seed husks, also known as ispaghula, isabgol, or psyllium, are portions of the seeds of the plant Plantago ovata. Our Psyllium Husk fiber capsules are convenient and easy to swallow. No need to mix Psyllium Husk powder in water like many other brands, simply take our Psyllium Husk capsules with a full glass of water. Commonly misspelled as “pysllium husk,” our Psyllium Husk capsules are a great option for your digestive health.
  • GMP CERTIFIED FACILITY: Sunergetic's Psyllium Husk formula is manufactured in an FDA registered facility that adheres to Good Manufacturing Practices (GMP). Sunergetic is committed to maintaining high quality Psyllium Husk fiber capsules.
  • SATISFACTION GUARANTEED: We are sure that you will love our Psyllium Husk Fiber Supplement. Sunergetic stand behind all of our Psyllium Husk Capsules with full confidence.
No. 7
Kirkland Signature Kirkland Fiber Capsules, 2 Pack (360 Capsules Each)
  • Bulk forming laxative
  • Compare to Metamucil capsules
  • Kirkland Signature Fiber capsules 100% natural psyllium Husk fiber 360 capsules (Pack of 2). each capsule contains approximately .52 g of psyllium Husk.
SaleNo. 8
GOBIOTIX Fiber Supplement - Prebiotic Soluble Fiber Powder, Supports Gut Health and Digestive Regularity - Gummies Alternative - Gluten & Sugar Free, Keto, Vegan - 1 Scoop Daily, 35 Servings (1 Pack)
  • Organic & Plant-Based Gut Bacteria Support - Prebiotics are essential for healthy bacteria to thrive within your digestive tract and to ease bloating. Our clinically proven tasteless prebiotic, made from Nutraflora FOS, is an organic, food-based blend with a nutritional makeup, rich in beneficial mirco and macro nutrients S that your body can more readily recognize and absorb. This prebiotic fiber supplement also blocks dietary lectins, completely forming a healthy gut ecosystem.
  • Don't Just Look Good, But Feel Good - This cutting-edge stool hardener & keto fiber supplement blend helps promote optimal digestive function, increases energy levels, supports brain function, mental clarity, and immune function. Furthermore, we now know that nurturing the right balance of microbes in our digestive tract through prebiotic foods supports healthy weight management so that you can decrease bloating with our effective fiber powder unflavored and look your best.
  • Optimal Digestive Function for Any Diet - No matter which diet you are on, you probably don’t incorporate enough of these food types into your diet. As a result, we’ve combined powerful food based ingredients and prebiotic fibers for all diets, including low carb diets like the keto diet. Embrace a simple daily serving that will make you look and feel great! By implementing prebiotic foods into your regimen can accelerate your metabolism, and discourages the growth of unfriendly bacteria.
  • No Artificial or Refind Sugars + Low Carb - Looking for unflavored prebiotic fiber powder? At Gobiotix we never use artificial sugars, added sweeteners, refined flours, or use ingredients containing hydrogenated oils, pesticides, herbicides, hormones or antibiotics. We only use the highest quality real food ingredients that are Organic, Sprouted, Vegan, and Paleo. This is your quick easy mix which is easily digestible & gut-friendly fiber supplement.
  • A Healthy Gut - Our commitment is simple: This healthy gut & Gluten free fiber supplement is produced in the USA in a GMP certified & FDA Registered facility giving you peace of mind when it comes to quality!
No. 9
Tomorrow's Nutrition, Sunfiber, Prebiotic Fiber Supplement for Digestive Health, Low FODMAP, Gluten-Free, Unflavored, 30 Servings
  • Regulating Fiber: With 6 grams of soluble fiber per serving, Sunfiber helps alleviate both occasional constipation and diarrhea by promoting regular, healthy bowel movements*
  • Gentle On Your System: Sunfiber ferments slowly in the gut, promoting digestive health without excess gas or bloating;* Our gentle, low FODMAP-certified formula is typically well-tolerated by individuals with sensitive stomachs*
  • Enhanced Satiety: Helps slow down gastric transit time for a comfortably full and satiated feeling;* Controls the glycemic index of foods.
  • Easy to Use: Dissolves fast and clear in your favorite beverage without altering the taste or texture of foods; Mix with your favorite recipes, drinks, smoothies and more to boost your fiber intake
  • Prebiotics for Gut Health: Our prebiotic-rich formula feeds the probiotics, promoting healthy gut microbiome;* Helps food move through your system at just the right pace, and supports the absorption of essential minerals*
No. 10
REGULAR DAY Prebiotic Fiber Supplement - Promotes Gentle Regularity and Feeds Good Gut Bacteria | Gluten Free, Vegan, Dairy Free, Non-GMO, Keto, Tasteless | One Simple Ingredient | 30 Servings
  • Nourish your gut with this gluten-free soluble fiber supplement. All-natural Regular Day Sunfiber promotes gut health, regularity and overall wellness.*
  • PROMOTES GENTLE REGULARITY. Sunfiber supports regularity by helping food move through the gut at just the right pace, supporting both occasional constipation and occasional diarrhea.*
  • PRODUCES NO EXCESS GAS OR BLOATING. Made with guar fiber, Sunfiber won’t lead to excess gas, cramping or bloating, which are common side effects of other fiber supplements.*
  • SUPPORTS INTESTINAL AND COLON HEALTH. Suunfiber feeds the gut’s beneficial bacteria which supports digestive health and overall wellness.*
  • EASY TO ADD TO YOUR WELLNESS ROUTINE. Regular Day Sunfiber dissolves fast and clear in water. Or, add it to your favorite non-carbonated beverage or food. It won’t alter its taste or texture.

How to choose a good dietary fiber nutritional supplements

Does the idea of finding a fantastic dietary fiber nutritional supplements make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in dietary fiber nutritional supplements. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top dietary fiber nutritional supplements products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top dietary fiber nutritional supplements on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top dietary fiber nutritional supplements brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top dietary fiber nutritional supplements based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the dietary fiber nutritional supplements were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good dietary fiber nutritional supplements, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your dietary fiber nutritional supplements.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting dietary fiber nutritional supplements for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our dietary fiber nutritional supplements. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what dietary fiber nutritional supplements should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on dietary fiber nutritional supplements.