Bulk Peptide Supply reviews
27 independent lab tests across 6 products · 99.7% average purity
- 27 HPLC samples across 6 products
- Catalog avg purity 99.7%
- bulkpeptidesupply.com
- Independent testing, no pay-to-rank
Boren Health independently tests products and verifies reviews. Public methodology, no pay-to-rank.
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What the testing shows
Across 25 measured samples from Bulk Peptide Supply, 8 came in more than 5% under the quantity on the label (32%). Another 5 measured more than 5% over. Purity across 26 readings ran from 96.8% to 99.95%, median 99.9%. Samples span Jun 2025 to Jul 2026.
- Under label
- 8/25
- Median purity
- 99.9%
- Latest sample
- Jul 2026
more than 5% short
96.8%–99.95% range
first tested Jun 2025
Lab testing results
Independent results across 6 products.
Tested products
| Product | Grade | Tests | Avg | Range | Latest | Price | $/mg |
|---|---|---|---|---|---|---|---|
| Semaglutide | AGREAT | 5 | 100.0% | 99.7% – 99.9% | 3/18/2026 | — | — |
| Melanotan II | AGREAT | 3 | 100.0% | 99.7% – 99.9% | 10/3/2025 | — | — |
| PT-141 | AGREAT | 2 | 100.0% | 99.8% – 99.9% | 10/3/2025 | — | — |
| BPC-157 | BGOOD | 5 | 80.0% | 99.0% – 99.9% | 7/1/2026 | — | — |
| Tirzepatide | BGOOD | 5 | 80.0% | 99.6% – 99.9% | 9/18/2025 | — | — |
| Retatrutide | COKAY | 7 | 71.4% | 96.8% – 99.9% | 7/1/2026 | — | — |
Individual lab tests
Date
7/1/2026
Purity
99.9%
Quantity
10 mg → 9.13 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Blue cap
Date
7/1/2026
Purity
99.9%
Quantity
20 mg → 21 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / White cap
Date
3/18/2026
Purity
99.9%
Quantity
10 mg → 10.1 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Blue Cap
Date
3/6/2026
Purity
96.8%
Quantity
10 mg → 10.7 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Green Cap
Date
1/26/2026
Purity
99.9%
Quantity
10 mg → 11.4 mg
Lab
Krause Analytical
Vial
White Label / Green Crimp / Clear Purple Cap
Date
1/9/2026
Purity
99.95%
Quantity
20 mg → 19.6 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Pink Cap
Date
12/10/2025
Purity
99%
Quantity
10 mg → 11.9 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / Clear Cap
Date
11/17/2025
Purity
99.53%
Quantity
10 mg → 9.16 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Clear Cap
Date
11/14/2025
Purity
99.8%
Quantity
10 mg → 11.2 mg
Lab
BTLabs
Vial
White Label / Silver Crimp / Red Cap
Date
10/3/2025
Purity
99.95%
Quantity
50 mg → 48.4 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Blue Cap
Date
10/3/2025
Purity
99.83%
Quantity
10 mg → 9.97 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Pink Cap
Date
10/3/2025
Purity
99.89%
Quantity
10 mg → 9.77 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Yellow Cap
Date
10/3/2025
Purity
99.9%
Quantity
10 mg → 9.94 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Pink Cap
Date
10/3/2025
Purity
99.93%
Quantity
10 mg → 9.67 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Yellow Cap
Date
9/18/2025
Purity
99.95%
Quantity
10 mg → 24.1 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Red Cap
Date
9/18/2025
Purity
99.95%
Quantity
50 mg → 46.7 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Black Cap
Date
9/18/2025
Purity
99.95%
Quantity
20 mg → 16.4 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / White Cap
Date
9/18/2025
Purity
99.93%
Quantity
100 mg → 89.8 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Black Cap
Date
9/4/2025
Purity
99.86%
Quantity
10 mg → 8.89 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Blue Cap
Date
8/31/2025
Purity
99.95%
Quantity
10 mg → 9.8 mg
Lab
Krause Analytical
Vial
White Label / Blue Crimp / White Cap
Date
8/31/2025
Purity
99.95%
Quantity
10 mg → 9.91 mg
Lab
Krause Analytical
Vial
White Label / Blue Crimp / White Cap
Date
8/11/2025
Purity
—
Quantity
—
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Violet Cap
Date
7/10/2025
Purity
99.716%
Quantity
13 mg → 11.93 mg
Lab
Chromate
Vial
White Label / Blue Crimp / Black Cap
Date
6/30/2025
Purity
99.59%
Quantity
10 mg → 9.83 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Red Cap
Date
6/30/2025
Purity
99.58%
Quantity
30 mg → 22.4 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Teal Cap
Date
6/29/2025
Purity
99.79%
Quantity
100 mg → 98.1 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Black Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| BPC-157No label / Silver crimp / Blue cap | 7/1/2026 | 10.0 | 99.9% | 10 mg → 9.13 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / White cap | 7/1/2026 | 10.0 | 99.9% | 20 mg → 21 mg | Krause Analytical | View |
| SemaglutideSilver Label / Silver Crimp / Blue Cap | 3/18/2026 | 10.0 | 99.9% | 10 mg → 10.1 mg | Krause Analytical | View |
| RetatrutideSilver Label / Silver Crimp / Green Cap | 3/6/2026 | 9.7 | 96.8% | 10 mg → 10.7 mg | Krause Analytical | View |
| BPC-157White Label / Green Crimp / Clear Purple Cap | 1/26/2026 | 10.0 | 99.9% | 10 mg → 11.4 mg | Krause Analytical | View |
| SemaglutideWhite Label / Silver Crimp / Pink Cap | 1/9/2026 | 10.0 | 99.95% | 20 mg → 19.6 mg | Krause Analytical | View |
| BPC-157Silver Label / Silver Crimp / Clear Cap | 12/10/2025 | 9.9 | 99% | 10 mg → 11.9 mg | BTLabs | View |
| BPC-157Silver Label / Silver Crimp / Clear Cap | 11/17/2025 | 10.0 | 99.53% | 10 mg → 9.16 mg | Krause Analytical | View |
| SemaglutideWhite Label / Silver Crimp / Red Cap | 11/14/2025 | 10.0 | 99.8% | 10 mg → 11.2 mg | BTLabs | View |
| SemaglutideSilver Label / Silver Crimp / Blue Cap | 10/3/2025 | 10.0 | 99.95% | 50 mg → 48.4 mg | Krause Analytical | View |
| PT-141White Label / Silver Crimp / Pink Cap | 10/3/2025 | 10.0 | 99.83% | 10 mg → 9.97 mg | Krause Analytical | View |
| Melanotan IISilver Label / Silver Crimp / Yellow Cap | 10/3/2025 | 10.0 | 99.89% | 10 mg → 9.77 mg | Krause Analytical | View |
| PT-141White Label / Silver Crimp / Pink Cap | 10/3/2025 | 10.0 | 99.9% | 10 mg → 9.94 mg | Krause Analytical | View |
| Melanotan IISilver Label / Silver Crimp / Yellow Cap | 10/3/2025 | 10.0 | 99.93% | 10 mg → 9.67 mg | Krause Analytical | View |
| TirzepatideWhite Label / Silver Crimp / Red Cap | 9/18/2025 | 10.0 | 99.95% | 10 mg → 24.1 mg | Krause Analytical | View |
| RetatrutideSilver Label / Silver Crimp / Black Cap | 9/18/2025 | 10.0 | 99.95% | 50 mg → 46.7 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / White Cap | 9/18/2025 | 10.0 | 99.95% | 20 mg → 16.4 mg | Krause Analytical | View |
| TirzepatideSilver Label / Silver Crimp / Black Cap | 9/18/2025 | 10.0 | 99.93% | 100 mg → 89.8 mg | Krause Analytical | View |
| BPC-157Silver Label / Silver Crimp / Blue Cap | 9/4/2025 | 10.0 | 99.86% | 10 mg → 8.89 mg | Krause Analytical | View |
| RetatrutideWhite Label / Blue Crimp / White Cap | 8/31/2025 | 10.0 | 99.95% | 10 mg → 9.8 mg | Krause Analytical | View |
| RetatrutideWhite Label / Blue Crimp / White Cap | 8/31/2025 | 10.0 | 99.95% | 10 mg → 9.91 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Violet Cap | 8/11/2025 | — | — | Krause Analytical | View | |
| Melanotan IIWhite Label / Blue Crimp / Black Cap | 7/10/2025 | 10.0 | 99.716% | 13 mg → 11.93 mg | Chromate | View |
| TirzepatideWhite Label / Silver Crimp / Red Cap | 6/30/2025 | 10.0 | 99.59% | 10 mg → 9.83 mg | Krause Analytical | View |
| TirzepatideWhite Label / Silver Crimp / Teal Cap | 6/30/2025 | 10.0 | 99.58% | 30 mg → 22.4 mg | Krause Analytical | View |
| Semaglutide | 6/29/2025 | 10.0 | 99.66% | 10 mg → 10.6 mg | Krause Analytical | View |
| TirzepatideWhite Label / Silver Crimp / Black Cap | 6/29/2025 | 10.0 | 99.79% | 100 mg → 98.1 mg | Krause Analytical | View |
About Bulk Peptide Supply
Finnrick has tested 27 samples from Bulk Peptide Supply across 6 products.
Contact
- US, OK 73120
- bulkpeptidesupply.com