fiber
Fiber supplements
Half of the 6,987 fiber supplements in the NIH label database that print an amount list 2 g or less per serving; the middle half list 1 g to 4 g (DSLD version 9.4.0, January 2026). The 506 products whose only supplement ingredient is fiber list a median of 2 g.
- Products listing it
- 8,7186,987 print an amount; 74 list it inside a blend without an amount
- Median per serving
- 2 gmiddle half 1 g to 4 g
How much fiber do supplements contain?
The median product lists 2 g per serving. One in ten lists 1 g or less, one in ten 6 g or more. The amount printed most often is 1 g (2,773 products).
Products by amount of fiber per serving
6,987 products, log scale; extreme 0.2% at each end left out of the drawing.
Source: Supplement Facts rows of every product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0; amounts in one measure (weight).
Which products list the most fiber?
On-market products, per serving, with a plausible amount: the rule leaves out likely entry slips, such as an amount far beyond every other label with no %DV or strength on the label to back it (each product page still shows its own amount, marked).
- QCarbo32 Grape FlavorHerbal Clean16 g
- Lean Meal Grass-Fed Whey Protein VanillaAdaptogen Research16 g
- Lean Meal Grass-Fed Whey Protein ChocolateAdaptogen Research16 g
- QCarbo32 Tropical FlavorHerbal Clean16 g
- Complete Whole Food Health Optimizer Natural FlavorSequel Vega15 g
- Complete Whole Food Health Optimizer Berry FlavorSequel Vega15 g
- Complete Whole Food Health Optimizer Vanilla Chai FlavorSequel Vega15 g
- Liquid Fiber Sugar Free OrangeNature's Way15 g
Have the amounts changed over the years?
Products whose current label entered DSLD in 2011 list a median of 2 g; those entered in 2025, 1.2 g.
| Year | Products | Median per serving |
|---|---|---|
| 2011 | 130 | 2 g |
| 2012 | 313 | 2 g |
| 2013 | 489 | 2 g |
| 2014 | 496 | 2.5 g |
| 2015 | 476 | 2 g |
| 2016 | 367 | 2 g |
| 2017 | 413 | 1 g |
| 2018 | 396 | 2 g |
| 2019 | 363 | 2 g |
| 2020 | 677 | 2 g |
| 2021 | 535 | 2 g |
| 2022 | 505 | 2 g |
| 2023 | 591 | 1.5 g |
| 2024 | 672 | 1.9 g |
| 2025 | 564 | 1.2 g |
Source: DSLD label entry dates and amounts, current labels.
In which products and brands?
Products listing fiber by DSLD product type
Brands listing it most: Nature's Plus (123), Nature's Way (116), Garden of Life (76), XYMOGEN (76), Natural Factors (74), NOW (67), Metagenics (64), Enzymatic Therapy (61), Source Naturals (60), Amazing Grass (57).
Every product listing fiber
8,718 products, A to Z by name (page 17 of 175), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Bee Pollen PowderY.S. Eco Bee Farms1 g
- Bee Pollen Whole GranulesY.S. Organic Bee Farms · off the market1 g
- Bee Pollen Whole GranulesY.S. Eco Bee Farms1 g
- Bee Pollen Whole GranulesBee&You1 g
- Beef & Egg Protein French VanillaEnhancedno amount
- Beef Amino Complex 750 mgPrecision Engineered1 g
- Beef Bone BrothNOW Sportsno amount
- Beef Bone Broth ProteinBulkSupplements.com · off the marketno amount
- Beef Bone Broth Protein Powder 22 gBulkSupplements.comno amount
- Beef Gelatin UnflavoredGreat Lakes Gelatin Co. · off the marketno amount
- Beef Protein Great Tasting Chocolate Flavor!OL Olympian Labs · off the marketno amount
- Beef Protein IsolateBulkSupplements.com · off the marketno amount
- Beef Protein Isolate ChocolateOL Olympian Labs Performance Sports Nutrition1 g
- Beef Protein Isolate Powder 30 gBulkSupplements.comno amount
- Beef Protein Vanilla FlavorBiotech Nutritions1 g
- Beet Complete Black CherryZHOU1 g
- Beet Essence Juice PowderGreen Foods1 g
- Beet Natural Passion FruitNutrology1 g
- Beet Root PowderBIOVEA Natural Foods1 g
- Beet Root Powderplnt Organics1 g
- Beet Root Powder 3 gNature's Way1 g
- Beets & BerriesNatural Factors Whole Earth & Sea3 g
- Beets Beauty Blackberry Melon FlavorGarden of Life1 g
- Beets+ Gummies Cherry BerryNatravano amount
- Begin Daily GI PrimerNutrilite4 g
- Belly TonIQ Watermelon Kiwi StrawberryGNC Earth Genius · off the market3 g
- BenefiberBenefiber3 g
- BenefiberGSK2 g
- Benefiber Assorted Fruit ChewablesBenefiber3 g
- Benefiber Assorted Fruit ChewablesGSK3 g
- Benefiber Fiber GummiesBenefiber6 g
- Benefiber Healthy ShapeBenefiber5 g
- Benefiber Healthy ShapeGSK5 g
- Benefiber on the GOGSK2 g
- Benefiber on the GO Prebiotic Kiwi StrawberryBenefiber3 g
- Benefiber On the Go!Benefiber3 g
- Benefiber Powder Flavor-FreeBenefiber3 g
- Benefiber PrebioticBenefiber3 g
- Benefiber Stick PacksBenefiber3 g
- Berberine+NutraBetic1 g
- Berry Blend +Juice Plus+1 g
- Berry Tart CherryEclectic Institute · off the market1 g
- Berry Tart CherryEclectic Herb1 g
- BerryOxidantsSource Naturals1 g
- BerrySplash Powered With Acacia BerryGarden Greens1 g
- Best Of Greens From Land & SeaPure Planet0.5 g
- Beta-AlanineDymatize · off the market1 g
- Better BodyHyperbiotics1 g
- BeWell Superfood GreensArbonne · off the market3 g
- BeWell Superfood Greens SpirulinaArbonne3 g