Coffee and Peppers reviews
33 independent lab tests across 4 products · 99.2% average purity
- 33 HPLC samples across 4 products
- Catalog avg purity 99.2%
- coffeeandpeppers.com/shop
- 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 33 measured samples from Coffee and Peppers, 4 came in more than 5% under the quantity on the label (12%). Another 14 measured more than 5% over. Purity across 33 readings ran from 88.7% to 99.95%, median 99.8%. Samples span Oct 2025 to Jul 2026.
- Under label
- 4/33
- Median purity
- 99.8%
- Latest sample
- Jul 2026
more than 5% short
88.7%–99.95% range
first tested Oct 2025
Lab testing results
Independent results across 4 products.
Tested products
| Product | Grade | Tests | Avg | Range | Latest | Price | $/mg |
|---|---|---|---|---|---|---|---|
| GHK-Cu | AGREAT | 2 | 100.0% | 99.7% – 99.7% | 3/29/2026 | — | — |
| Tirzepatide | BGOOD | 9 | 88.9% | 89.3% – 99.9% | 3/29/2026 | — | — |
| Retatrutide | BGOOD | 19 | 84.2% | 88.7% – 99.9% | 7/1/2026 | — | — |
| BPC-157 | DPOOR | 3 | 66.7% | 99.7% – 99.9% | 7/1/2026 | — | — |
Individual lab tests
Date
7/1/2026
Purity
99.9%
Quantity
10 mg → 14.2 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Clear Blue cap
Date
7/1/2026
Purity
99.9%
Quantity
10 mg → 9.46 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Blue cap
Date
4/28/2026
Purity
99.9%
Quantity
50 mg → 49.7 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Blue Cap
Date
4/28/2026
Purity
99.9%
Quantity
30 mg → 30.9 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Violet Cap
Date
3/29/2026
Purity
99.8%
Quantity
40 mg → 47 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / Blue Cap
Date
3/29/2026
Purity
99.8%
Quantity
30 mg → 31.9 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / Purple Cap
Date
3/29/2026
Purity
99.8%
Quantity
40 mg → 50.5 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / Blue Cap
Date
3/29/2026
Purity
99.7%
Quantity
50 mg → 41.6 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / Clear Cap
Date
3/29/2026
Purity
99.7%
Quantity
10 mg → 14.3 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / White Cap
Date
3/29/2026
Purity
99.7%
Quantity
10 mg → 10.9 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / White Cap
Date
3/29/2026
Purity
99.8%
Quantity
30 mg → 31.2 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / Purple Cap
Date
3/29/2026
Purity
99.7%
Quantity
50 mg → 48.8 mg
Lab
BTLabs
Vial
Silver Label / Silver Crimp / Clear Cap
Date
3/25/2026
Purity
99.8%
Quantity
10 mg → 11.1 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Violet Cap
Date
3/7/2026
Purity
99.7%
Quantity
10 mg → 10.2 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Yellow Cap
Date
3/2/2026
Purity
88.7%
Quantity
20 mg → 19.9 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Black Cap
Date
3/2/2026
Purity
89.29%
Quantity
5 mg → 3.57 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Pink Cap
Date
3/1/2026
Purity
99.7%
Quantity
10 mg → 10.1 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Violet Cap
Date
1/26/2026
Purity
99.8%
Quantity
15 mg → 13.8 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Orange Cap
Date
1/26/2026
Purity
99.8%
Quantity
10 mg → 10.4 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Yellow Cap
Date
1/15/2026
Purity
99.93%
Quantity
30 mg → 30.7 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Violet Cap
Date
12/30/2025
Purity
99.87%
Quantity
30 mg → 33.7 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Violet Cap
Date
12/30/2025
Purity
99.95%
Quantity
30 mg → 30.3 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Violet Cap
Date
12/17/2025
Purity
99.66%
Quantity
30 mg → 32.2 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Green Cap
Date
12/17/2025
Purity
99.95%
Quantity
10 mg → 10.9 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / White Cap
Date
12/17/2025
Purity
99.77%
Quantity
30 mg → 30.4 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Violet Cap
Date
12/13/2025
Purity
99.8%
Quantity
60 mg → 68.6 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Clear Cap
Date
11/25/2025
Purity
99.95%
Quantity
10 mg → 10 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Yellow Cap
Date
11/18/2025
Purity
99.95%
Quantity
10 mg → 9.73 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / White Cap
Date
11/14/2025
Purity
99.7%
Quantity
10 mg → 9.53 mg
Lab
BTLabs
Vial
White Label / Silver Crimp / Violet Cap
Date
11/14/2025
Purity
99.8%
Quantity
10 mg → 11 mg
Lab
BTLabs
Vial
White Label / Silver Crimp / Yellow Cap
Date
10/24/2025
Purity
99.6%
Quantity
10 mg → 11.1 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / White Cap
Date
10/24/2025
Purity
93.223%
Quantity
10 mg → 10.44 mg
Lab
Chromate
Vial
No Label / Silver Crimp / Red Cap
Date
10/17/2025
Purity
99.95%
Quantity
60 mg → 63.3 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Clear Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| RetatrutideNo label / Silver crimp / Clear Blue cap | 7/1/2026 | 10.0 | 99.9% | 10 mg → 14.2 mg | Krause Analytical | View |
| BPC-157No label / Silver crimp / Blue cap | 7/1/2026 | 10.0 | 99.9% | 10 mg → 9.46 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Blue Cap | 4/28/2026 | 10.0 | 99.9% | 50 mg → 49.7 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Violet Cap | 4/28/2026 | 10.0 | 99.9% | 30 mg → 30.9 mg | Krause Analytical | View |
| TirzepatideSilver Label / Silver Crimp / Blue Cap | 3/29/2026 | 10.0 | 99.8% | 40 mg → 47 mg | BTLabs | View |
| RetatrutideSilver Label / Silver Crimp / Purple Cap | 3/29/2026 | 10.0 | 99.8% | 30 mg → 31.9 mg | BTLabs | View |
| TirzepatideSilver Label / Silver Crimp / Blue Cap | 3/29/2026 | 10.0 | 99.8% | 40 mg → 50.5 mg | BTLabs | View |
| GHK-CuSilver Label / Silver Crimp / Clear Cap | 3/29/2026 | 10.0 | 99.7% | 50 mg → 41.6 mg | BTLabs | View |
| BPC-157Silver Label / Silver Crimp / White Cap | 3/29/2026 | 10.0 | 99.7% | 10 mg → 14.3 mg | BTLabs | View |
| BPC-157Silver Label / Silver Crimp / White Cap | 3/29/2026 | 10.0 | 99.7% | 10 mg → 10.9 mg | BTLabs | View |
| RetatrutideSilver Label / Silver Crimp / Purple Cap | 3/29/2026 | 10.0 | 99.8% | 30 mg → 31.2 mg | BTLabs | View |
| GHK-CuSilver Label / Silver Crimp / Clear Cap | 3/29/2026 | 10.0 | 99.7% | 50 mg → 48.8 mg | BTLabs | View |
| TirzepatideNo Label / Silver Crimp / Violet Cap | 3/25/2026 | 10.0 | 99.8% | 10 mg → 11.1 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Yellow Cap | 3/7/2026 | 10.0 | 99.7% | 10 mg → 10.2 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Black Cap | 3/2/2026 | 8.9 | 88.7% | 20 mg → 19.9 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Pink Cap | 3/2/2026 | 8.9 | 89.29% | 5 mg → 3.57 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Violet Cap | 3/1/2026 | 10.0 | 99.7% | 10 mg → 10.1 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Orange Cap | 1/26/2026 | 10.0 | 99.8% | 15 mg → 13.8 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Yellow Cap | 1/26/2026 | 10.0 | 99.8% | 10 mg → 10.4 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Violet Cap | 1/15/2026 | 10.0 | 99.93% | 30 mg → 30.7 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Violet Cap | 12/30/2025 | 10.0 | 99.87% | 30 mg → 33.7 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Violet Cap | 12/30/2025 | 10.0 | 99.95% | 30 mg → 30.3 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Green Cap | 12/17/2025 | 10.0 | 99.66% | 30 mg → 32.2 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / White Cap | 12/17/2025 | 10.0 | 99.95% | 10 mg → 10.9 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Violet Cap | 12/17/2025 | 10.0 | 99.77% | 30 mg → 30.4 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Clear Cap | 12/13/2025 | 10.0 | 99.8% | 60 mg → 68.6 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Yellow Cap | 11/25/2025 | 10.0 | 99.95% | 10 mg → 10 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / White Cap | 11/18/2025 | 10.0 | 99.95% | 10 mg → 9.73 mg | Krause Analytical | View |
| TirzepatideWhite Label / Silver Crimp / Violet Cap | 11/14/2025 | 10.0 | 99.7% | 10 mg → 9.53 mg | BTLabs | View |
| RetatrutideWhite Label / Silver Crimp / Yellow Cap | 11/14/2025 | 10.0 | 99.8% | 10 mg → 11 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / White Cap | 10/24/2025 | 10.0 | 99.6% | 10 mg → 11.1 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Red Cap | 10/24/2025 | 9.3 | 93.223% | 10 mg → 10.44 mg | Chromate | View |
| TirzepatideNo Label / Silver Crimp / Clear Cap | 10/17/2025 | 10.0 | 99.95% | 60 mg → 63.3 mg | Krause Analytical | View |
About Coffee and Peppers
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