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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)

Whey Protein Isolate 30 g Milk Chocolate
Nutricost
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Mocha
Nutricost
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Mocha
Nutricost
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Salted Caramel
Nutricost
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Salted Caramel
Nutricost
20 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Strawberry Acai
Nutricost
20 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Strawberry Milkshake
Nutricost
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Strawberry Milkshake
Nutricost
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Unflavored
Nutricost
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Unflavored
Nutricost
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate 30 g Vanilla
Nutricost
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Birthday Cake
About Time
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Puritan's Pride Fitness
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Precision Engineered
27 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
Kaged
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate
LiveGood
26 ingredients · Other Combinations
On Market
Whey Protein Isolate Chocolate Dipped Macaroon
NutraBio Performance
20 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate Flavor
Tad The Diet Coach
19 ingredients · Other Combinations
On Market
Whey Protein Isolate Chocolate Flavor
Extreme Edge
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate Flavored
Thorne
24 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Chocolate Flavored
Thorne
23 ingredients · Other Combinations
On Market
Whey Protein Isolate Cookies & Creme
NOW Sports
25 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Cookies & Creme
NOW Sports
24 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Chocolate
NOW Sports
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Chocolate
Lake Avenue Nutrition
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Chocolate
NOW Sports
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Chocolate
NOW Sports
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Chocolate
NOW Sports
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Vanilla
NOW Sports
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Vanilla
NOW Sports
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Vanilla
NOW Sports
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Creamy Vanilla
NOW Sports
21 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Dark Chocolate
California Gold Nutrition SPORT
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Dark Chocolate
California Gold Nutrition SPORT
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Dutch Chocolate
NutraBio
16 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Hydrolyzed Powder 30 g
BulkSupplements.com
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Hydrolyzed Powder 30 g
BulkSupplements.com
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Hydrolyzed Powder 30 mg
BulkSupplements.com
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Peanut Butter
About Time
22 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Whey Protein Isolate Powder 30 g
BulkSupplements.com
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder 30 g
BulkSupplements.com
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder 30 g
BulkSupplements.com
17 ingredients · Other Combinations
On Market
Whey Protein Isolate Powder 30 g
BulkSupplements.com
17 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Chocolate Flavor
Bluebonnet
22 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Powder Chocolate Flavor
Bluebonnet
22 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Rich Chocolate
BodyTech
23 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Rich Chocolate
BodyTech
22 ingredients · Amino acid/Protein
On Market
Whey Protein Isolate Strawberry
NOW Sports
25 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.