10 Best fiber supplements (2025) offer a convenient way to enhance your daily fiber intake, promoting digestive health and overall well-being. These top-rated options include psyllium husk, inulin, and acacia fiber, each providing unique benefits. Brands like Metamucil and Benefiber lead the market with their trusted formulations, while newer entrants like Garden of Life and Vital Proteins focus on organic and plant-based ingredients. With options available in powders, capsules, and gummies, finding the right fiber supplement to fit your lifestyle has never been easier. Prioritize your gut health with these exceptional choices in 2025.
SaleBestseller No. 1
Vitafusion Fiber Well Sugar Free Fiber Supplement, Peach, Strawberry And Blackberry Flavored Supplements, 90 Count
- Includes: One 90 ct bottle of vitafusion Fiber Well Sugar Free Fiber Supplement, Peach, Strawberry and Blackberry Flavored Supplements (45 Day Supply)
- Digestive System Support: These fiber supplements provide the fiber you need to help aid digestive health and support regularity for adults (1) to help you feel your best
- Sugar Free Gummy Vitamins with Prebiotic Fiber: Each delicious, sugar-free, 2-gummy serving of this prebiotic supplement provides 5 g of prebiotic fiber and a delicious taste
- Delicious and Convenient: Great tasting and convenient dietary supplements make a great alternative to traditional supplement pills that are hard to swallow and feature delicious, natural flavors, including peach, strawberry and blackberry
- Digestive Support: Fiber supplement gummies made with no high fructose corn syrup, no gluten and no synthetic FD&C dyes
$8.79
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SaleBestseller No. 2
NOW Foods Supplements, Psyllium Husk Caps 500 mg, Non-GMO Project Verified, Natural Soluble Fiber, Intestinal Health*, 200 Veg Capsules
- INTESTINAL HEALTH*/HELPS MAINTAIN REGULARITY*: Psyllium has the ability to swell up to 50 times its initial volume when added to liquid. This bulking action can play an important role in maintaining regularity and gastrointestinal health*
- NATURAL SOLUBLE FIBER: Surveys have shown that the fiber content of the American diet is typically about half of government recommended levels. NOW Psyllium Husk capsules can be a convenient way to increase the intake of dietary fiber*
- CERTIFICATIONS/CLASSIFICATIONS: Non-GMO Project Verified, Kosher, Vegan/Vegetarian, Soy Free, Made without Gluten, Corn Free, Keto Friendly
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)
- Packaged in the USA by a family owned and operated company since 1968
$9.59
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SaleBestseller No. 3
Metamucil 3-in-1 Fiber Capsules, Daily Psyllium Husk Fiber Supplement, Fiber Capsules for Digestive Health, Plant-Based Psyllium Husk Fiber Capsules, #1 Doctor Recommended Fiber Brand, 300ct Capsules
- FEEL WHAT LIGHTER FEELS LIKE by helping promote regularity when you make Metamucil fiber capsules a part of your daily routine.*
- ONLY TWO INGREDIENTS. Metamucil Daily Fiber Capsules are made with only two ingredients, including psyllium husk fiber.
- HELPS SUPPORT HEALTHY BLOOD SUGAR LEVELS. Taking Metamucil fiber capsules with each meal helps maintain healthy blood sugar levels*
- HELPS PROMOTE HEART HEALTH BY LOWERING CHOLESTEROL. Taking Metamucil fiber capsules helps lower your cholesterol
- CONVENIENT PSYLLIUM FIBER CAPSULES. Metamucil’s psyllium husk fiber capsules are easy to take on the go.
$29.21
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Bestseller No. 4
Amazon Basics (previously Solimo) Fiber 4g Gummy - Digestive Health, Supports Regularity, Orange, Lemon & Strawberry, 90 Gummies (2 per Serving)
- Supports digestive health. Helps support regularity and digestive health.*
- Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery
- Orange, lemon and strawberry flavors with other natural flavors
- Soft, pectin-based vegetarian gummy
- Vegetarian. Gluten-free, no wheat, no dairy, no soy, no egg.
$11.23
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Bestseller No. 5
Fiber Capsules Kirkland Therapy for Regularity/Fiber Supplement, 360 capsules - Compare to the Active Ingredient in Metamucil Capsules
- Fiber supplement/laxative
- Daily source of soluble fiber
- Bulk forming laxative
$17.98
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Bestseller No. 6
Metamucil Fiber Gummies for Adults, No Sugar Added Orange Flavor, 5g Prebiotic Plant Based Fiber Supplement Blend, 120 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*
$25.68
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Bestseller No. 7
Benefiber Daily Prebiotic Fiber Supplement Powder for Digestive Health, Daily Fiber Powder, Unflavored - 62 Servings (8.7 Ounces)
- Prebiotics
- Relieves constipation
- Mix it in your favorite foods
- Low calorie
- Sugar free
$13.48
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Bestseller No. 8
Metamucil 4 in 1 Daily Fiber Supplement Powder, Fiber Powder for Digestive Health and Regularity*, Sugar-Free, Orange, Naturally Sourced Psyllium Fiber, 180 teaspoons
- FEEL WHAT LIGHTER FEELS LIKE. Metamucil traps and removes the waste that weighs you down* so you feel lighter and more energetic**
- MADE WITH PSYLLIUM HUSK FIBER. Metamucil Sugar-Free 4-in-1 fiber powder is made with naturally sourced psyllium fiber that helps promote digestive health and regularity*
- SUGAR-FREE BLEND: This fiber supplement contains no added sugar (not a low calorie food)
- SUPPORTS HEALTHY BLOOD SUGAR LEVELS. Taking Metamucil psyllium fiber powder with each meal helps you maintain healthy blood sugar levels*
- PROMOTES HEART HEALTH BY LOWERING CHOLESTEROLϮ. Taking Metamucil psyllium fiber powder every day helps you lower your cholesterolϮ
$32.98
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SaleBestseller No. 9
NOW Foods Supplements, Psyllium Husk Caps 500 mg, Non-GMO Project Verified, Natural Soluble Fiber, Intestinal Health*, 500 Veg Capsules
- INTESTINAL HEALTH/HELPS MAINTAIN REGULARITY: Psyllium has the ability to swell up to 50 times its initial volume when added to liquid. This bulking action can play an important role in maintaining regularity and gastrointestinal health.
- NATURAL SOLUBLE FIBER: Surveys have shown that the fiber content of the American diet is typically about half of government recommended levels. Now Psyllium Husk capsules can be a convenient way to increase the intake of dietary fiber.
- CERTIFICATIONS/CLASSIFICATIONS: Non-GMO project verified, kosher, vegan/vegetarian, soy free, made without gluten, corn free, keto friendly
- GMP Quality Assured: Now closely adheres to both mandatory U.S. FDA Current Good Manufacturing Practices (CGMP) regulations and voluntary Natural Products Association (NPA) Good Manufacturing Practices (GMP) regulations. Good manufacturing practices ensure compliance with sanitation, processing, documentation, and testing requirements that are designed to promote consistent, highly reproducible product quality and safety.
- Packaged in the USA by a family owned and operated company since 1968
$22.94
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Bestseller No. 10
Member's Mark 100% Natural Psyllium Husk Fiber Capsules, Digestive Health, 400 Count (Pack of 1)
- 100% Natural Psyllium Fiber.
- 400 Capsules in the Bottle ( Pack of 1)
- This product is similar to fiber capsules from other national brands
- Please Use as Directed.
$19.99
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