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Blend · Supplement ingredient

Proprietary Blend (Amino Acid/Protein)

Proprietary Blend (Amino Acid/Protein) is listed on 526 U.S. supplement product labels in the NIH DSLD, #333 of 4,614 by label frequency.

526
Products
#333 of 4,614
By frequency
Verify with NIH DSLD → · FDA Daily Value reference → · Page 3 of 11

How common is Proprietary Blend (Amino Acid/Protein)?

Number of supplement labels listing Proprietary Blend (Amino Acid/Protein) vs nearby blend ingredients

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

Products containing Proprietary Blend (Amino Acid/Protein)

FM Support Pack
Douglas Laboratories
51 ingredients · Other Combinations
On Market
Free Form Amino Caps
Douglas Laboratories
21 ingredients · Amino acid/Protein
On Market
Gaspari's MyoFusion Banana Perfection
Gaspari Nutrition
28 ingredients · Other Combinations
On Market
Gaspari's MyoFusion Chocolate Peanut Butter
Gaspari Nutrition
29 ingredients · Other Combinations
On Market
Gaspari's MyoFusion Delicious Vanilla
Gaspari Nutrition
28 ingredients · Other Combinations
On Market
Gaspari's MyoFusion Milk Chocolate
Gaspari Nutrition
29 ingredients · Other Combinations
On Market
Gaspari's MyoFusion Strawberrires And Cream
Gaspari Nutrition
29 ingredients · Other Combinations
On Market
Go Lean Protein
HoltraCeuticals
22 ingredients · Other Combinations
On Market
Golden Gains Homemade Apple Pie Flavor
Controlled Labs
62 ingredients · Other Combinations
On Market
Griffonex 5-HTP
Health Concerns
6 ingredients · Amino acid/Protein
On Market
HCF Happy, Calm, Focused
HCF Happy, Calm, Focused
20 ingredients · Other Combinations
On Market
High 5 Banana Flavor
MM Sports Nutrition
22 ingredients · Amino acid/Protein
On Market
High 5 Chocolate Flavor
MM Sports Nutrition
23 ingredients · Amino acid/Protein
On Market
High 5 Strawberry Flavor
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
High 5 Vanilla Flavor
MM Sports Nutrition
22 ingredients · Amino acid/Protein
On Market
HumaPro Exotic Peach Mango
ALR Industries
31 ingredients · Other Combinations
On Market
Hydroxycut SX-7 Creamy Vanilla
MuscleTech
24 ingredients · Botanical with Nutrients
On Market
ImmuBlast Citrus
21st Century
26 ingredients · Botanical with Nutrients
On Market
Immune Support Plus Multivitamin
Airborne Everyday
33 ingredients · Botanical with Nutrients
On Market
IntraPro Delicious Vanilla Flavor
Gaspari Nutrition
24 ingredients · Other Combinations
On Market
IntraPro Delicious Vanilla Flavor
Gaspari Nutrition
24 ingredients · Other Combinations
On Market
IntraPro Double Chocolate Flavor
Gaspari Nutrition
25 ingredients · Other Combinations
On Market
IntraPro Double Chocolate Flavor
Gaspari Nutrition
25 ingredients · Other Combinations
On Market
IntraPro Strawberries & Cream Flavor
Gaspari Nutrition
26 ingredients · Other Combinations
On Market
Iso-Gro 62 Banana Supreme
ANSI Pro-Series
18 ingredients · Amino acid/Protein
On Market
Iso-Gro 62 Cookies & Cream
ANSI Pro-Series
18 ingredients · Amino acid/Protein
On Market
Iso-Gro 62 Ice Cream Vanilla
ANSI Pro-Series
18 ingredients · Amino acid/Protein
On Market
Iso-Peptide Protein Chocolate
GNC Beyond Raw
33 ingredients · Botanical with Nutrients
On Market
Iso-Peptide Protein Chocolate
GNC Beyond Raw
36 ingredients · Amino acid/Protein
On Market
Iso-Peptide Protein Mixed Berry
GNC Beyond Raw
36 ingredients · Botanical with Nutrients
On Market
Isomorph 28 Delicious Chocolate Milkshake
APS
19 ingredients · Amino acid/Protein
On Market
Isomorph 28 Delicious Vanilla Ice Cream
APS
18 ingredients · Amino acid/Protein
On Market
Isomorph 28 Neapolitan Ice Cream
APS
20 ingredients · Amino acid/Protein
On Market
Kidz Protein Power Vanilla
Pure Kidz
14 ingredients · Amino acid/Protein
On Market
Last Meal Dark Chocolate
Rivalus
23 ingredients · Botanical with Nutrients
On Market
Last Meal Smooth Vanilla
Rivalus
21 ingredients · Botanical with Nutrients
On Market
Lean Body Vanilla Ice Cream Flavor
Labrada Nutrition
41 ingredients · Amino acid/Protein
On Market
Liquid Amino Complex Natural Orange Flavor
Iron-Tek
26 ingredients · Other Combinations
On Market
M-Factor Hero
1st Phorm
32 ingredients · Other Combinations
On Market
Mass-Peak Strawberry
Inner Armour
44 ingredients · Other Combinations
On Market
Maxpro Banana
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Banana Flavor!
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Chocolate
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Chocolate
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Cinnamon Roll
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Natural Vanilla
MM Sports Nutrition
23 ingredients · Amino acid/Protein
On Market
Maxpro Orange
MM Sports Nutrition
26 ingredients · Amino acid/Protein
On Market
Maxpro Strawberry
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Strawberry
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Tiramisu
MM Sports Nutrition
29 ingredients · Amino acid/Protein
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 (Amino Acid/Protein) vs Blend →

Blend
7,220 products · Blend
Proprietary Blend
6,707 products · Blend
Blend (Combination)
4,333 products · Blend
Proprietary Blend (Combination)
4,178 products · Blend
Proprietary Blend (Herb/Botanical)
3,359 products · Blend

Nationwide ingredients with similar DSLD presence

Two peer sets for Proprietary Blend (Amino Acid/Protein): closest on total DSLD label listings (526 here) and closest on distinct brands that list it (131 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 (Amino Acid/Protein)

How many supplement products contain Proprietary Blend (Amino Acid/Protein)? ▼
526 supplement product labels in the NIH DSLD currently lists Proprietary Blend (Amino Acid/Protein) as an ingredient. By label frequency it ranks #333 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.