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Blend · Supplement ingredient

Proprietary Blend (Combination)

Proprietary Blend (Combination) is listed on 4,178 U.S. supplement product labels in the NIH DSLD, #61 of 4,614 by label frequency.

4,178
Products
#61 of 4,614
By frequency
Verify with NIH DSLD → · FDA Daily Value reference → · Page 23 of 84

How common is Proprietary Blend (Combination)?

Number of supplement labels listing Proprietary Blend (Combination) vs nearby blend ingredients

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

Products containing Proprietary Blend (Combination)

Plant Enzymes Starter
Enriching Gifts
19 ingredients · Non-Nutrient/Non-Botanical
On Market
Plant Head Greens Organic Earth Mix
Genceutic Naturals
56 ingredients · Botanical with Nutrients
On Market
PlentiPlants Creamy Chocolate
Body Nutrition
33 ingredients · Amino acid/Protein
On Market
Poly-MVA Palladium Lipoic Complex
AMARC Enterprises
15 ingredients · Other Combinations
On Market
Poly-MVA Palladium Lipoic Complex
AMARC Enterprises
15 ingredients · Other Combinations
On Market
Porphyra-Zyme
Biotics Research Corporation
10 ingredients · Botanical with Nutrients
On Market
Porphyra-Zyme
Biotics Research Corporation
10 ingredients · Botanical with Nutrients
On Market
POST Cinnamon French Toast
Core Nutritionals
30 ingredients · Botanical with Nutrients
On Market
POST Fruity Cereal
Core Nutritionals
29 ingredients · Botanical with Nutrients
On Market
POST Hot Cocoa
Core Nutritionals
31 ingredients · Botanical with Nutrients
On Market
POST Peanut Butter Brittle
Core Nutritionals
30 ingredients · Botanical with Nutrients
On Market
Potassium Chelated Form Formula
TumoRx
4 ingredients · Botanical with Nutrients
On Market
Potassium Chelated Form Formula 350 mg
TumoRx
4 ingredients · Botanical with Nutrients
On Market
Power Brain-Memory
Dr. Seth's Vitamin Vibrations
10 ingredients · Other Combinations
On Market
Power Ener-Oranges
Dr. Seth's Vitamin Vibrations
40 ingredients · Other Combinations
On Market
Power Teen for Her Wild Berry
NaturesPlus Source of Life
49 ingredients · Other Combinations
On Market
PRE Grape Berry Crush
NutraBio
40 ingredients · Other Combinations
On Market
Pre-Kaged Elite Fruit Punch
Kaged
35 ingredients · Other Combinations
On Market
Prebiotic Colon Care Capsules
Yerba Prima
27 ingredients · Botanical with Nutrients
On Market
Prelox Enhanced Sex
Life Extension
14 ingredients · Other Combinations
On Market
Premium Brain Power
Tropical Oasis
21 ingredients · Other Combinations
On Market
Premium Cleanse Pure Extract
Pure Supplements
6 ingredients · Botanical with Nutrients
On Market
Preseries Stim-Free Blue Raspberry
Transparent Labs
15 ingredients · Other Combinations
On Market
Prickly Pear Drops
Natural Home Cures
8 ingredients · Botanical with Nutrients
On Market
Prima Una de Gato Liquid
Allergy Research Group
3 ingredients · Botanical with Nutrients
On Market
Pro BCAA Pink Lemonade
MM Sports Nutrition
15 ingredients · Amino acid/Protein
On Market
Pro BCAA Tangerine
MM Sports Nutrition
15 ingredients · Amino acid/Protein
On Market
Pro BCAA Watermelon
MM Sports Nutrition
15 ingredients · Amino acid/Protein
On Market
Pro Biotic Flora with FOS
Enriching Gifts Enzyme Nutrition
24 ingredients · Other Combinations
On Market
Pro Nutro Protein
Systemic Formulas Bio Nutriment
13 ingredients · Vitamin
On Market
Pro-Equalizer Protein Powder
Douglas Laboratories
82 ingredients · Other Combinations
On Market
Pro-Equalizer Protein Powder
Douglas Laboratories
82 ingredients · Other Combinations
On Market
ProBiota BactriX
Seeking Health
12 ingredients · Non-Nutrient/Non-Botanical
On Market
ProBiota Bifido
Seeking Health
8 ingredients · Non-Nutrient/Non-Botanical
On Market
ProBiota Rhamnosus
Seeking Health
5 ingredients · Non-Nutrient/Non-Botanical
On Market
Probiotic UltraMax
Martin Avenue Pharmacy
10 ingredients · Other Combinations
On Market
Probolic-SR Chocolate
MHP Maximum Human Performance
25 ingredients · Other Combinations
On Market
Probolic-SR Cookies 'N Cream
MHP Maximum Human Performance
25 ingredients · Other Combinations
On Market
Probolic-SR Orange Cream
MHP Maximum Human Performance
19 ingredients · Other Combinations
On Market
Probolic-SR Strawberry
MHP Maximum Human Performance
26 ingredients · Other Combinations
On Market
Probolic-SR Vanilla
MHP Maximum Human Performance
26 ingredients · Amino acid/Protein
On Market
Proflavanol C100
USANA
15 ingredients · Botanical with Nutrients
On Market
Proflavanol C200
USANA
15 ingredients · Botanical with Nutrients
On Market
Proline Rich Polypeptides With Colostrum Plus
Symbiotics
5 ingredients · Non-Nutrient/Non-Botanical
On Market
Prostate Health
Emerald Labs
35 ingredients · Other Combinations
On Market
Prostate Health Formula
TriVita
8 ingredients · Other Combinations
On Market
Prostate Support
NaturesPlus AgeLoss
58 ingredients · Other Combinations
On Market
Prostra Relief
L.A. Naturals
9 ingredients · Botanical
On Market
Protein & Greens Vanilla Flavor
Paradise
93 ingredients · Other Combinations
On Market
Proteozyme Forte
Douglas Laboratories
35 ingredients · Other Combinations
On Market

Nearby Ingredients in Blend

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

Compare Proprietary Blend (Combination) vs Blend →

Blend
7,220 products · Blend
Proprietary Blend
6,707 products · Blend
Blend (Combination)
4,333 products · Blend
Proprietary Blend (Herb/Botanical)
3,359 products · Blend
Blend (non-nutrient/non-botanical)
2,756 products · Blend

Nationwide ingredients with similar DSLD presence

Two peer sets for Proprietary Blend (Combination): closest on total DSLD label listings (4,178 here) and closest on distinct brands that list it (809 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 Proprietary Blend (Combination)

How many supplement products contain Proprietary Blend (Combination)? ▼
4,178 supplement product labels in the NIH DSLD currently lists Proprietary Blend (Combination) as an ingredient. By label frequency it ranks #61 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.

Read our methodology , how this data is sourced, computed, and verified.

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.