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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)

Airborne Kids Assorted Fruit Flavors
Airborne
28 ingredients · Botanical with Nutrients
On Market
Airborne Kids Mixed Berry
Airborne
27 ingredients · Botanical with Nutrients
On Market
Airborne Original Assorted Fruit Flavors
Airborne
26 ingredients · Botanical with Nutrients
On Market
Airborne Original Assorted Fruit Flavors
Airborne
29 ingredients · Botanical with Nutrients
On Market
Airborne Original Gummies Zesty Orange
Airborne
29 ingredients · Botanical with Nutrients
On Market
Airborne Original Mixed Berry
Airborne
27 ingredients · Botanical with Nutrients
On Market
Airborne Original Very Berry
Airborne
29 ingredients · Botanical with Nutrients
On Market
Airborne Original Very Berry
Airborne
29 ingredients · Botanical with Nutrients
On Market
Airborne Original Zesty Orange
Airborne
29 ingredients · Botanical with Nutrients
On Market
Airborne Zesty Orange
Airborne Original
29 ingredients · Botanical with Nutrients
On Market
Alaskan Cod Liver Oil
Jigsaw Health
15 ingredients · Fat/Fatty Acid
On Market
Alaskan Cod Liver Oil
Jigsaw Health
14 ingredients · Fat/Fatty Acid
On Market
Alfalfa 648 mg
Source Naturals
16 ingredients · Botanical with Nutrients
On Market
Alfalfa 648 mg
Source Naturals
16 ingredients · Botanical with Nutrients
On Market
Alfalfa 648 mg
Source Naturals
16 ingredients · Botanical with Nutrients
On Market
Alfalfa Green Food Supplement
Herbal Hills
18 ingredients · Botanical with Nutrients
On Market
Alfalfa Green Food Supplement
Herbal Hills
18 ingredients · Botanical with Nutrients
On Market
Alfalfa Juice Concentrate 650 mg
NOW
15 ingredients · Botanical with Nutrients
On Market
Alfalfa Powder
NOW
17 ingredients · Other Combinations
On Market
All Day Energy Greens
IVL Institute For Vibrant Living
13 ingredients · Botanical with Nutrients
On Market
All Day Energy Greens
IVL Institute For Vibrant Living
14 ingredients · Other Combinations
On Market
All Insurance Vitamin Powder
Bronson Laboratories
65 ingredients · Other Combinations
On Market
All Natural Cod Liver Oil Liquid
Kirkman
17 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
All Natural Cod Liver Oil Liquid
Kirkman
17 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
All Natural Pro-Optimal Whey Chocolate Flavor
Dr. Mercola Premium Supplements
48 ingredients · Other Combinations
On Market
All Natural Pro-Optimal Whey Strawberry Flavor
Dr. Mercola Premium Supplements
47 ingredients · Other Combinations
On Market
All Natural Pro-Optimal Whey Vanilla Flavor
Dr. Mercola Premium Supplements
46 ingredients · Other Combinations
On Market
All Natural Protein
The Biggest Loser
32 ingredients · Other Combinations
On Market
Allulose Powder 4 g
BulkSupplements.com
16 ingredients · Non-Nutrient/Non-Botanical
On Market
Aloe Vera Gels
Vitabase
9 ingredients · Botanical
On Market
Alpha Omega DHA
Simple Smart Science
16 ingredients · Fat/Fatty Acid
On Market
American Iso Whey Protein Chocolate
MGN Muscle Gauge Nutrition
20 ingredients · Other Combinations
On Market
American Iso Whey Protein Vanilla
MGN Muscle Gauge Nutrition
20 ingredients · Other Combinations
On Market
Amino 2400 Wild Cherry
MET-Rx
28 ingredients · Amino acid/Protein
On Market
Amino 8:1:1+L-Glutamine Blue Raz Flavour
Promuscle Products
12 ingredients · Amino acid/Protein
On Market
Amino Acid Complete 1000
Lifestyle Fitness & Nutrition
19 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Amino Acid Complex
Indiana Botanic Gardens
30 ingredients · Other Combinations
On Market
Amino Acid Complex 1000
KAL
7 ingredients · Amino acid/Protein
On Market
Amino Acids 1000 mg
Bluebonnet
29 ingredients · Amino acid/Protein
On Market
Amino Complete
NOW Sports
15 ingredients · Other Combinations
On Market
Amino Complete
NOW Sports
15 ingredients · Other Combinations
On Market
Amino Complex
Genestra Brands
6 ingredients · Amino acid/Protein
On Market
Amino Complex
The Vitamin Shoppe
39 ingredients · Amino acid/Protein
On Market
Amino Complex
Genestra Brands
6 ingredients · Amino acid/Protein
On Market
Amino Feast 800 mg
Viva Vitamins
7 ingredients · Amino acid/Protein
On Market
Amino Fuel 1000
Twinlab
35 ingredients · Other Combinations
On Market
Amino Fuel 1000
Twinlab
35 ingredients · Amino acid/Protein
On Market
Amino Fuel Orange Rush
Twinlab
13 ingredients · Amino acid/Protein
On Market
Amino Linx BCAA/EAA Matrix Lemonade
PS ProSupps
25 ingredients · Other Combinations
On Market
Amino Peptide
NOW Sports
8 ingredients · Amino acid/Protein
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.