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Fiber · Supplement ingredient

Fiber (unspecified)

Fiber (unspecified) is listed on 7,667 U.S. supplement product labels in the NIH DSLD, #36 of 4,614 by label frequency.

7,667
Products
#36 of 4,614
By frequency
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How common is Fiber (unspecified)?

Number of supplement labels listing Fiber (unspecified) vs nearby fiber ingredients

products
Source NIH Dietary Supplement Label Database (DSLD) As of 2026

Products containing Fiber (unspecified)

ProGI Soothe Vanilla Flavor
NuMedica
56 ingredients · Other Combinations
On Market
Prolific Isolate Chocolate Peanut Butter
G6 Sports
22 ingredients · Amino acid/Protein
On Market
Prolific Isolate Raspberry Gelato
G6 Sports
21 ingredients · Amino acid/Protein
On Market
Prolific Isolate Vanilla
STI Presents G6 Sports
21 ingredients · Amino acid/Protein
On Market
Proline & Lysine
Source Naturals
15 ingredients · Botanical with Nutrients
On Market
Promasil Milk Chocolate
Rivalus
38 ingredients · Other Combinations
On Market
Promasil Milk Chocolate
Rivalus
36 ingredients · Other Combinations
On Market
Promasil Milk Chocolate
Rivalus
24 ingredients · Amino acid/Protein
On Market
Promasil Soft Serve Vanilla
Rivalus
36 ingredients · Amino acid/Protein
On Market
Promasil Soft Serve Vanilla
Rivalus
23 ingredients · Amino acid/Protein
On Market
Promasil Soft Serve Vanilla
Rivalus
23 ingredients · Amino acid/Protein
On Market
Promasil Strawberry
Rivalus
36 ingredients · Amino acid/Protein
On Market
Promasil Vanilla
Rivalus
37 ingredients · Other Combinations
On Market
Promasil Vanilla
Rivalus
36 ingredients · Other Combinations
On Market
ProQuick Vanilla Cream
Scientific Nutrition For Advanced Conditioning SNAC
24 ingredients · Other Combinations
On Market
PROSHAPE (Amino)
FitLine
15 ingredients · Amino acid/Protein
On Market
ProShape Bourbon Vanilla
FitLine
79 ingredients · Other Combinations
On Market
ProShape Chocolate
FitLine
70 ingredients · Other Combinations
On Market
Prostate 600+
Nature's Life
20 ingredients · Botanical with Nutrients
On Market
Prostate Maintain 600 Plus
Nature's Life
14 ingredients · Other Combinations
On Market
Protein & Greens Vanilla Flavor
Paradise
93 ingredients · Other Combinations
On Market
Protein & Oats Cocoa
MET-Rx
47 ingredients · Amino acid/Protein
On Market
Protein & Oats Vanilla Cinnamon
MET-Rx
47 ingredients · Amino acid/Protein
On Market
Protein & Oats Vanilla Cinnamon
MET-Rx
47 ingredients · Amino acid/Protein
On Market
Protein + Mushrooms Chocolate Birthday Cake Flavor
Sunwarrior
40 ingredients · Other Combinations
On Market
Protein + Mushrooms Vanilla Birthday Cake Flavor
Sunwarrior
39 ingredients · Other Combinations
On Market
Protein 15 g Chocolate
Nutricost Women
26 ingredients · Other Combinations
On Market
Protein 15 g Chocolate
Nutricost Women
28 ingredients · Other Combinations
On Market
Protein 15 g Vanilla
Nutricost Women
26 ingredients · Amino acid/Protein
On Market
Protein 15 g Vanilla
Nutricost Women
25 ingredients · Other Combinations
On Market
Protein 5 Plus Chocolate
Greens First Lean
27 ingredients · Botanical with Nutrients
On Market
Protein 5 Plus Vanilla
Greens First Lean
24 ingredients · Botanical with Nutrients
On Market
Protein Balance Natural Vanilla Flavored
VitaScript
18 ingredients · Amino acid/Protein
On Market
Protein Breakthrough Berry Bliss
BiOptimizers
32 ingredients · Other Combinations
On Market
Protein Breakthrough Berry Bliss
BiOptimizers
32 ingredients · Other Combinations
On Market
Protein Breakthrough Chocolate Bliss
BiOptimizers
27 ingredients · Other Combinations
On Market
Protein Breakthrough Chocolate Bliss
BiOptimizers
27 ingredients · Other Combinations
On Market
Protein Chocolate Flavored
JayLab Pro
17 ingredients · Amino acid/Protein
On Market
Protein Classic Chocolate Flavor
Sunwarrior
18 ingredients · Amino acid/Protein
On Market
Protein Classic Plus Chocolate Flavor
Sunwarrior
21 ingredients · Amino acid/Protein
On Market
Protein Classic Plus Unflavored
Sunwarrior
16 ingredients · Amino acid/Protein
On Market
Protein Classic Plus Vanilla Flavor
Sunwarrior
20 ingredients · Amino acid/Protein
On Market
Protein Classic Unflavored
Sunwarrior
11 ingredients · Amino acid/Protein
On Market
Protein Classic Vanilla Flavor
Sunwarrior
17 ingredients · Amino acid/Protein
On Market
Protein Coffee Toasted Hazelnut
Rapid Fire
28 ingredients · Other Combinations
On Market
Protein Cosmic Cacao
Live Conscious
23 ingredients · Botanical with Nutrients
On Market
Protein Creamer Original Blend
Rapid Fire
24 ingredients · Other Combinations
On Market
Protein Creamer Toasted Hazelnut
Rapid Fire
25 ingredients · Other Combinations
On Market
Protein Creamy Chocolate
Ee Essential elements
23 ingredients · Botanical with Nutrients
On Market
Protein Ice Apple
ANSI Advanced Nutrient Science Intl
28 ingredients · Amino acid/Protein
On Market

Nearby Ingredients in Fiber

Other ingredients in the Fiber category cataloged in the NIH DSLD. Useful for comparing how common different nutrients are across the US supplement market.

Compare Fiber (unspecified) vs Cellulose →

Nationwide ingredients with similar DSLD presence

Two peer sets for Fiber (unspecified): closest on total DSLD label listings (7,667 here) and closest on distinct brands that list it (992 here). Peers exclude the same DSLD category, and rows stay link-disjoint so each axis is a distinct neighborhood.

Similar label frequency

Nearest other ingredients by distinct DSLD product labels (floored at ≥50), outside this category.

Similar brand breadth

Nearest other ingredients by distinct brands listing them (floored at ≥100 brands), distinct from the label-frequency row.

Frequently asked about Fiber (unspecified)

How many supplement products contain Fiber (unspecified)?
7,667 supplement product labels in the NIH DSLD currently lists Fiber (unspecified) as an ingredient. By label frequency it ranks #36 of 4,614 among ingredients PlainVitamins ranks (same sort as /rankings/most-common-ingredients). Browse them below.

Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD). Regulatory reference: Source: Dietary Supplement Health and Education Act (DSHEA), 1994, 21 U.S.C. § 321(ff).

Disclaimer, Not Medical Advice: Information on this page is based on manufacturer-declared label data and is provided for educational and reference purposes only. It does not constitute medical, nutritional, or health advice. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.

Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. Ingredient figures are computed directly from the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.