Skip to main content
PlainVitamins

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 4 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)

Maxpro Vanilla
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Maxpro Vanilla
MM Sports Nutrition
24 ingredients · Amino acid/Protein
On Market
Mega Men Citrus
GNC Mega Men
53 ingredients · Other Combinations
On Market
Monster Milk Lactose Free Chocolate
CytoSport
28 ingredients · Other Combinations
On Market
Multi Collagen
Natural Elements
7 ingredients · Amino acid/Protein
On Market
Muscle Infusion Chocolate
Nutrex Research
45 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle Infusion Chocolate
Nutrex Research
45 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle Infusion Chocolate Banana Crunch
Nutrex Research
45 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle Infusion Chocolate Banana Crunch
Nutrex Research
45 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle Infusion Chocolate Peanut Butter Crunch
Nutrex Research
46 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle Infusion Chocolate Peanut Butter Crunch
Nutrex Research
46 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle Infusion Vanilla
Nutrex Research
43 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle Infusion Vanilla
Nutrex Research
43 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
Muscle XGF Rich Chocolate Cream
AST Sports Science
46 ingredients · Other Combinations
On Market
Muscle XGF Vanilla Ice Cream
AST Sports Science
45 ingredients · Multi-Vitamin and Mineral (MVM)
On Market
N.O. Overload Pre-Workout Formula Pounding Punch Flavor
Hi-Tech Pharmaceuticals
19 ingredients · Other Combinations
On Market
Nitro-Peak Chocolate Peanut Butter
Inner Armour
39 ingredients · Other Combinations
On Market
Nitro-Peak Cookies And Cream
Inner Armour
37 ingredients · Other Combinations
On Market
Nitro-Tech Hardcore Vanilla Ice Cream Milkshake
MuscleTech
42 ingredients · Other Combinations
On Market
NitroPro Double Dutch Chocolate - Flavor
Hi-Tech Pharmaceuticals
39 ingredients · Other Combinations
On Market
NitroPro Fresh Strawberry Milkshake - Flavor
Hi-Tech Pharmaceuticals
39 ingredients · Other Combinations
On Market
NitroPro Orange Creamsicle - Flavor
Hi-Tech Pharmaceuticals
39 ingredients · Other Combinations
On Market
NitroPro Orange Creamsicle - Flavor
Hi-Tech Pharmaceuticals
18 ingredients · Amino acid/Protein
On Market
NitroPro Vanilla Milkshake - Flavor
Hi-Tech Pharmaceuticals
38 ingredients · Other Combinations
On Market
NO Shotgun MHF-1 Grape Bubblegum
VPX
55 ingredients · Other Combinations
On Market
NO Shotgun V.3 Black Cherry
VPX
55 ingredients · Other Combinations
On Market
NOS Blast Creatine Nitro Solution
Precision Engineered
44 ingredients · Other Combinations
On Market
Nutri-Immuno Pack With Herbs
Douglas Laboratories
61 ingredients · Other Combinations
On Market
On-The-Go Packets Very Berry
Airborne
29 ingredients · Botanical with Nutrients
On Market
One All-In-One Nutritional Shake Berry
Vega
47 ingredients · Botanical with Nutrients
On Market
One All-In-One Nutritional Shake Berry
Vega
47 ingredients · Botanical with Nutrients
On Market
One All-In-One Nutritional Shake Chocolate
Vega
47 ingredients · Other Combinations
On Market
One All-In-One Nutritional Shake Natural
Vega
45 ingredients · Other Combinations
On Market
One All-In-One Nutritional Shake Vanilla Chai
Vega
46 ingredients · Other Combinations
On Market
OptiCleanse GHI Chocolate Mint
XYMOGEN
66 ingredients · Other Combinations
On Market
OptiGlycemiX Chocolate Mint
XYMOGEN
42 ingredients · Other Combinations
On Market
OptiGlycemiX Vanilla Delight
XYMOGEN
41 ingredients · Other Combinations
On Market
Perfect Amino XP Powder Cool Lime
BodyHealth
16 ingredients · Amino acid/Protein
On Market
PerfectAminoXP Powder Cool Lime
BodyHealth
16 ingredients · Amino acid/Protein
On Market
PerfectAminoXP Powder Lemon Lime
BodyHealth
15 ingredients · Amino acid/Protein
On Market
PerfectAminoXP Powder Lemon Lime
BodyHealth
15 ingredients · Amino acid/Protein
On Market
PerfectAminoXP Powder Lemon Lime
BodyHealth
15 ingredients · Amino acid/Protein
On Market
PerfectAminoXP Powder Mixed Berry
BodyHealth
15 ingredients · Amino acid/Protein
On Market
Performance Protein Chocolate
Vega Sport
28 ingredients · Other Combinations
On Market
Performance Protein Vanilla
Vega Sport
26 ingredients · Other Combinations
On Market
Plant Head Protein Chocolate
Genceutic Naturals
25 ingredients · Amino acid/Protein
On Market
Plant Head Protein Vanilla
Genceutic Naturals
22 ingredients · Amino acid/Protein
On Market
Power Shock Lime Splash
VPX
26 ingredients · Other Combinations
On Market
Pro Complex Creamy Vanilla
ON Optimum Nutrition
25 ingredients · Amino acid/Protein
On Market
Probolic-SR Orange Cream
MHP Maximum Human Performance
19 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 (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.