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 155 of 175), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Track Fuel Chocolate Ice Cream6AM RUN1 g
- Training Ground Protein 6 ChocolateEFX Sports1 g
- Training Ground Protein 6 VanillaEFX Sportsno amount
- Training Ground Pure Whey ChocolateEFX Sports1 g
- Training Ground Pure Whey VanillaEFX Sportsno amount
- Training Ground Whey Protein Isolate ChocolateEFX Sportsno amount
- Training Ground Whey Protein Isolate VanillaEFX Sportsno amount
- Training PacksPrecision Engineered3 g
- TrehaloseBulkSupplements.comno amount
- Trehalose Powder 5 gBulkSupplements.comno amount
- Tri-CleansePlanetary Herbals1 g
- Tri-Fiber ComplexSwanson1 g
- TriActive Biotics Advanced CareEssential Source0.2 g
- TriActive Biotics Advanced Care Natural BerryEssential Source0.2 g
- TriActive Biotics Daily CareEssential Source0.1 g
- TriActive Biotics Daily Care Natural BerryEssential Source · off the market0.1 g
- TriActive Biotics Junior Fruit Punch MixEssential Source0.1 g
- TriActive Biotics Slimming SupportEssential Source0.2 g
- Trifibe SAP-340NFH6 g
- Trim Body BlendPremier Research Labs2 g
- Trim Energy Berry FlavorHealthy To Go! · off the market2.5 g
- Trim Fit Mixed BerryYu2 g
- TriPact Protein Creamy ChocolateNutrology1 g
- Tripact Protein Vegan Chocolate Peanut ButterNutrology1 g
- TriPact Vegan Protein Peanut Butter & VanillaNutrology · off the market1 g
- Triphala 1,000 mgPlanetary Herbals1 g
- Triphala 1,000 mgPlanetary Ayurvedics1 g
- Triphala 500 mgPlanetary Herbals1 g
- Triphala Gold 1,000 mgPlanetary Herbals1 g
- Triphala Gold 1,000 mgPlanetary Ayurvedics1 g
- Triphala Gold 550 mgPlanetary Herbals1 g
- Triphala PowderPlanetary Herbals1 g
- Triphala-Garcinia Program 1,122 mgPlanetary Herbals1 g
- Triple FiberRenew Life1.5 g
- Triple GreensPurity Products3 g
- Triple Strength Glucosamine Chondroitin ComplexNature's Valley · off the market1 g
- Triple Strength Joint HealthBasic Vitamins1 g
- Triple Strength Joint MoverVitamin World1 g
- Triple Strength Joint SootherVitamin World1 g
- Triple Strength Joint Soother Glucosamine Chondroitin MSMPuritan's Pride Premium · off the market1 g
- Triple Strength Noni SupremeGood 'N Natural · off the market1 g
- Triple Whey Protein Chocolate Ice Cream FlavorMM Sports Nutrition1 g
- Triple Whey Protein Vanilla Ice Cream FlavorMM Sports Nutrition1 g
- Triple-Action Cleansing FormulaEnzymatic Therapy · off the market1 g
- Triple-Diet Fat Reduction Max AcceleratorIrwin Naturals1 g
- Trophix 5.0 Chocolate SupremeSyntraxno amount
- Trophix 5.0 Creamy VanillaSyntraxno amount
- Trophix 5.0 Strawberry SmoothieSyntraxno amount
- Trophix Banana PuddingSyntraxno amount
- Trophix Buttery Cinnamon CookieSyntraxno amount