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Protein · Supplement ingredient

Protein (unspecified)

Protein (unspecified) is listed on 6,961 U.S. supplement product labels in the NIH DSLD, #39 of 4,614 by label frequency.

6,961
Products
#39 of 4,614
By frequency

How common is Protein (unspecified)?

Number of supplement labels listing Protein (unspecified) vs nearby protein ingredients

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

Products containing Protein (unspecified)

Collagen Peptides Chocolate
Purely Inspired
19 ingredients · Amino acid/Protein
On Market
Collagen Peptides for Women Unflavored
Sheer Strength Labs
4 ingredients · Amino acid/Protein
On Market
Collagen Peptides Plus Unflavored
The Vitamin Shoppe
5 ingredients · Amino acid/Protein
On Market
Collagen Peptides Powder 300g + Vitamins Unflavored
Full Life
16 ingredients · Other Combinations
On Market
Collagen Peptides Powder Pineapple
The Vitamin Shoppe
11 ingredients · Amino acid/Protein
On Market
Collagen Peptides Powder Unflavored
The Vitamin Shoppe
4 ingredients · Amino acid/Protein
On Market
Collagen Peptides Powder Unflavored
The Vitamin Shoppe
4 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
SR SportsResearch
4 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
LiveWell
9 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Orgain
5 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Vital Proteins
4 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Vital Proteins
5 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
LiveWell
7 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
ZHOU
5 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Purely Inspired
16 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Zeal Naturals
4 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
SR Sports Research
4 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Ancient Nutrition
6 ingredients · Other Combinations
On Market
Collagen Peptides Unflavored
Ancient Nutrition
6 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Orgain
5 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored
Orgain
5 ingredients · Amino acid/Protein
On Market
Collagen Peptides Unflavored Protein
Natural Force
13 ingredients · Amino acid/Protein
On Market
Collagen Peptides Vanilla
Vital Proteins
9 ingredients · Amino acid/Protein
On Market
Collagen Peptides Vanilla Flavor
Ancient Nutrition
8 ingredients · Amino acid/Protein
On Market
Collagen Powder
Antler Farms
5 ingredients · Amino acid/Protein
On Market
Collagen Protein Chocolate
Bulletproof
17 ingredients · Amino acid/Protein
On Market
Collagen Protein Chocolate
Bulletproof
17 ingredients · Amino acid/Protein
On Market
Collagen Protein Unflavored
Bulletproof
4 ingredients · Amino acid/Protein
On Market
Collagen Protein Unflavored
BUBS Naturals
5 ingredients · Amino acid/Protein
On Market
Collagen Protein Unflavored
BUBS Naturals
5 ingredients · Amino acid/Protein
On Market
Collagen Protein Unflavored
BUBS Naturals
5 ingredients · Amino acid/Protein
On Market
Collagen Protein Unflavored
BUBS Naturals
5 ingredients · Amino acid/Protein
On Market
Collagen Protein Unflavored
Bulletproof
4 ingredients · Amino acid/Protein
On Market
Collagen Protein Unflavored
Bulletproof
4 ingredients · Amino acid/Protein
On Market
Collagen Protein Vanilla
Bulletproof
18 ingredients · Amino acid/Protein
On Market
Collagen Protein Vanilla
Bulletproof
18 ingredients · Amino acid/Protein
On Market
Collagen Pure Unflavored
Opportuniteas
26 ingredients · Amino acid/Protein
On Market
Collagen Refreshers Vitality Matcha Lemon Flavor
Bluebonnet
12 ingredients · Botanical with Nutrients
On Market
Collagen Skin Boost
Terra Origin
12 ingredients · Botanical with Nutrients
On Market
Collagen Tropical Splash Flavor
Eye Candy
15 ingredients · Amino acid/Protein
On Market
Collagen Type I+III Powder
Bluebonnet Beautiful Ally
4 ingredients · Amino acid/Protein
On Market
Collagen Unflavored
Swolverine
5 ingredients · Amino acid/Protein
On Market
Collagen Unflavored
Universal Nutrition
3 ingredients · Amino acid/Protein
On Market
Collagen Unflavored
Nature's Sunshine
11 ingredients · Other Combinations
On Market
Collagen+C Unflavored
Douglas Laboratories
4 ingredients · Botanical with Nutrients
On Market
Collatrim Plus
Nature's Sunshine
10 ingredients · Botanical with Nutrients
On Market
Colon-Plus Caps
Biotics Research Corporation
26 ingredients · Other Combinations
On Market
Colostrum High-Ig
Symbiotics
7 ingredients · Non-Nutrient/Non-Botanical
On Market
Colostrum Plus Powder
Symbiotics
9 ingredients · Non-Nutrient/Non-Botanical
On Market
Colostrum Plus Powder
Symbiotics
9 ingredients · Non-Nutrient/Non-Botanical
On Market

Nearby Ingredients in Protein

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

Compare Protein (unspecified) vs Gelatin →

Nationwide ingredients with similar DSLD presence

Two peer sets for Protein (unspecified): closest on total DSLD label listings (6,961 here) and closest on distinct brands that list it (878 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 Protein (unspecified)

How many supplement products contain Protein (unspecified)?
6,961 supplement product labels in the NIH DSLD currently lists Protein (unspecified) as an ingredient. By label frequency it ranks #39 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.