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 93 of 175), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Morning Energy BlendOm Mushroom Superfood1 g
- Morning Kick Strawberry LemonadeRoundhouse Provisions4 g
- Morning Man GreensMorning Man2 g
- MorphobolicMorphogen Nutritionno amount
- MorphomegaMorphogen Nutritionno amount
- MRE Banana Nut BreadRedcon16 g
- MRE Blueberry CobblerRedcon11 g
- MRE Cookies & CreamRedcon15 g
- MRE Dutch Apple PieRedcon16 g
- MRE Lite Banana Nut BreadRedcon1no amount
- MRE Lite Fudge BrownieRedcon11 g
- MRE Lite Oatmeal Chocolate ChipRedcon1no amount
- MRE Lite Peanut Butter CookieRedcon11 g
- MRE Lite SnickerdoodleRedcon11 g
- MRE Lite Vanilla MilkshakeRedcon11 g
- MRE Milk ChocolateRedcon13 g
- MRE Oatmeal Chocolate ChipRedcon15 g
- MRE Salted CaramelRedcon11 g
- MRE Strawberry ShortcakeRedcon11 g
- MRE Vanilla MilkshakeRedcon18 g
- MRP Active ChocolateNutracore Nutrition · off the market5 g
- MRP Active Milk And CookiesNutracore Nutrition · off the market5 g
- MRP Active VanillaNutracore Nutrition · off the market5 g
- MRP All Natural Meal-Replacement Shake ChocolatePure Advantage · off the market7 g
- MRP All Natural Meal-Replacement Shake VanillaPure Advantage · off the market7 g
- MRP Apple Crumb CakeCore Nutritionals4 g
- MRP Banana CreamCore Nutritionals5 g
- MRP Blueberry Crumb CakeCore Nutritionals3 g
- MRP Carrot CakeCore Nutritionals4 g
- MRP ChocolatePure Advantage7 g
- MRP Chocolate Caramel Candy BarCore Nutritionals4 g
- MRP Chocolate MilkshakeNutraBio5 g
- MRP Cinnamon and Brown SugarCore Nutritionals3 g
- MRP Classic VanillaCore Nutritionals5 g
- MRP Creamy VanillaNutraBio5 g
- MRP Double Chocolate Oatmeal CookieCore Nutritionals4 g
- MRP Peanut Butter Oatmeal CookieCore Nutritionals4 g
- MRP Pumpkin PieCore Nutritionals4 g
- MRP Rich ChocolateCore Nutritionals5 g
- MRP S'MoresCore Nutritionals4 g
- MRP SnickerdoodleCore Nutritionals5 g
- MRP VanillaPure Advantage7 g
- MRP Vanilla PoundcakeCore Nutritionals4 g
- MSM Glucosamine 500 mgThompson1 g
- Msr-3Swanson Premium Brand · off the market2 g
- Mucosal FactorsIntegrative Therapeutics1 g
- Mud\wtrMUD\WTR1 g
- Mullein Lung ComplexPlanetary Herbals · off the market1 g
- Mullein Lung Complex 1,000 mgPlanetary Herbals1 g
- Mullein Lung Complex 850 mgPlanetary Herbals1 g