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Supplement brand

Hard Rhino

Hard Rhino has 184 supplement product labels cataloged in the NIH DSLD, 177 currently on market, #107 of 4,269 by catalog size.

184
Total products
177
On market
#107 of 4,269
By catalog size
96%
Still on market

Brand at a glance

Hard Rhino filed 184 supplement labels in NIH DSLD; 96.2% still on-market, ranking #107 of 4,269 by catalog size among brands PlainVitamins indexes.

184
Total DSLD labels
177
On market today
96.2%
Still listed
#107 of 4,269
Catalog rank

Figures come from NIH DSLD label rows PlainVitamins indexes. Catalog size is a filing count, not a quality, safety, or efficacy score.

Verify with NIH DSLD → · FDA dietary supplement overview → · Page 1 of 4

Hard Rhino vs all brands by DSLD catalog size

Where this brand's product-label count sits among every brand PlainVitamins indexes (archive depth, not a quality or safety ranking)

184 107th of 4271 higher than 4,164 of 4,271 brands

Brands banded by distinct NIH DSLD product labels

Each bar is a band; taller bars hold more brands. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source NIH Dietary Supplement Label Database (DSLD) · 2026-09-04

Hard Rhino labels by product type

Distinct DSLD product-type counts for this brand's catalog (second framed viz alongside the brand-vs-all distribution)

labels
Source NIH Dietary Supplement Label Database (DSLD) As of 2026-09-04

What the DSLD catalog says about Hard Rhino

Hard Rhino filed 184 supplement labels in NIH DSLD; 96.2% still on-market, ranking #107 of 4,269 by catalog size among brands PlainVitamins indexes. That places it in the 97th percentile of brands by distinct product-label count (rank #107 of 4,271). Catalog size and on-market share are volume metrics from NIH DSLD filings, not quality, safety, or efficacy scores.

Products by Hard Rhino

100% Pea Protein Isolate Unflavored
14 ingredients · Amino acid/Protein
On Market
100% Soy Protein Isolate Unflavored
16 ingredients · Amino acid/Protein
On Market
100% Whey Protein Concentrate Unflavored
15 ingredients · Amino acid/Protein
On Market
100% Whey Protein Isolate Chocolate Mint
22 ingredients · Amino acid/Protein
On Market
100% Whey Protein Isolate Orange Cream
18 ingredients · Amino acid/Protein
On Market
100% Whey Protein Isolate Strawberry
18 ingredients · Amino acid/Protein
On Market
100% Whey Protein Isolate Unflavored
15 ingredients · Amino acid/Protein
On Market
100% Whey Protein Isolate Vanilla
19 ingredients · Amino acid/Protein
On Market
Agmatine Sulfate
2 ingredients · Non-Nutrient/Non-Botanical
On Market
Agmatine Sulfate 550 mg
2 ingredients · Non-Nutrient/Non-Botanical
On Market
ALCAR Acetyl L-Carnitine
2 ingredients · Non-Nutrient/Non-Botanical
On Market
Alpha-GPC 50%
3 ingredients · Non-Nutrient/Non-Botanical
On Market
Ascorbic Acid (Vitamin C)
2 ingredients · Vitamin
On Market
Ascorbic Acid Vitamin C Powder
2 ingredients · Vitamin
On Market
BCAA 2:1:1 1200 mg
5 ingredients · Amino acid/Protein
On Market
BCAA 2:1:1 3000 mg
5 ingredients · Amino acid/Protein
On Market
Beta Alanine 800 mg
2 ingredients · Amino acid/Protein
On Market
Beta-Alanine Unflavored
2 ingredients · Amino acid/Protein
On Market
Biotin 1% Vitamin B7
2 ingredients · Vitamin
On Market
Caffeine L-Theanine 100/200 mg
6 ingredients · Non-Nutrient/Non-Botanical
On Market
Calcium Citrate
2 ingredients · Mineral
On Market
Chlorella Broken Cell
2 ingredients · Non-Nutrient/Non-Botanical
On Market
Choline Bitartrate
2 ingredients · Vitamin
On Market
CLA Conjugated Linoleic Acid 1000 mg
5 ingredients · Fat/Fatty Acid
On Market
CoQ10 Coenzyme Q10
2 ingredients · Non-Nutrient/Non-Botanical
On Market
Creatine Monohydrate 200 Mesh Micronized
2 ingredients · Non-Nutrient/Non-Botanical
On Market
Creatine Monohydrate 4000 mg
2 ingredients · Non-Nutrient/Non-Botanical
On Market
Curcumin 95% Turmeric Extract
3 ingredients · Non-Nutrient/Non-Botanical
On Market
D-Aspartic Acid (DAA)
2 ingredients · Amino acid/Protein
On Market
D-Aspartic Acid 300 mg
2 ingredients · Amino acid/Protein
On Market
Diindolylmethane (DIM)
1 ingredient · Non-Nutrient/Non-Botanical
On Market
DMAE L-Bitartrate
2 ingredients · Non-Nutrient/Non-Botanical
On Market
GABA Gamma Aminobutyric Acid
2 ingredients · Non-Nutrient/Non-Botanical
On Market
GABA Gamma Aminobutyrium Acid
2 ingredients · Non-Nutrient/Non-Botanical
On Market
Hoodia Gordonii 20:1 Powdered Extract
2 ingredients · Botanical
On Market
Instantized BCAA 2:1:1
4 ingredients · Amino acid/Protein
On Market
Instantized BCAA 2:1:1 Blue Raspberry
9 ingredients · Amino acid/Protein
On Market
Instantized BCAA 2:1:1 Fruit Punch
9 ingredients · Amino acid/Protein
On Market
L-Arginine 1000 mg
2 ingredients · Amino acid/Protein
On Market
L-Arginine Alpha Ketoglutarate
2 ingredients · Non-Nutrient/Non-Botanical
On Market
L-Citrulline DL-Malate 1:1
2 ingredients · Non-Nutrient/Non-Botanical
On Market
L-Citrulline DL-Malate 2:1
2 ingredients · Non-Nutrient/Non-Botanical
On Market
L-Glutathione Reduced
2 ingredients · Non-Nutrient/Non-Botanical
On Market
L-Ornithine Alpha Ketoglutarate
2 ingredients · Amino acid/Protein
On Market
L-Theanine 200 mg
5 ingredients · Amino acid/Protein
On Market
Magnesium Citrate
2 ingredients · Mineral
On Market
Magnesium Glycinate
2 ingredients · Mineral
On Market
Magnesium Glycinate 400 mg
4 ingredients · Mineral
On Market
Milk Thistle 250 mg
3 ingredients · Amino acid/Protein
On Market
MSM Methylsulfonylmethane
2 ingredients · Non-Nutrient/Non-Botanical
On Market

Shelf peers by catalog size

NIH DSLD brands whose filing counts sit nearest to Hard Rhino's 184-label shelf (not the estate's largest catalogs). On-market % is shelf status, not a quality score.

Compare Hard Rhino vs up&up → (Δ 1 label)

up&up
185 filings · 84% on shelf
Δ 1 label
Viva Vitamins
185 filings · 61% on shelf
Δ 1 label
MRM Nutrition
186 filings · 69% on shelf
Δ 2 labels
Planetary Herbals
182 filings · 81% on shelf
Δ 2 labels
TerraVita Premium Collection
181 filings · 100% on shelf
Δ 3 labels

Nationwide brands with similar DSLD catalogs

Two peer sets for Hard Rhino: closest on total DSLD filings (184 here) and closest on on-market labels (177 here). Rows stay link-disjoint so each axis is a distinct neighborhood, not the largest-catalog strip.

Similar filing count

Nearest other brands by distinct DSLD product filings (floored at ≥50).

Similar on-market count

Nearest other brands by on-market DSLD labels (floored at ≥25), distinct from the filing-count row.

Counts from NIH DSLD label filings; on-market status is shelf presence in the source, not a quality score.

Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD). Regulatory framework: Source: Dietary Supplement Health and Education Act (DSHEA), 1994, 21 U.S.C. § 321(ff).

Disclaimer, Not Medical Advice: This information is provided for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before starting, stopping, or combining any dietary supplement.

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. This page draws directly on 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.