MT Meipept reviews
17 independent lab tests across 3 products · 99.9% average purity
- 17 HPLC samples across 3 products
- Catalog avg purity 99.9%
- www.mei-pept.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 14 measured samples from MT Meipept, 5 came in more than 5% under the quantity on the label (36%). Another 7 measured more than 5% over. Purity across 17 readings ran from 99.6% to 99.9%, median 99.9%. Samples span Jan 2026 to Jul 2026.
- Under label
- 5/14
- Median purity
- 99.9%
- Latest sample
- Jul 2026
more than 5% short
99.6%–99.9% range
first tested Jan 2026
Lab testing results
Independent results across 3 products.
Tested products
| Product | Grade | Tests | Avg | Range | Latest | Price | $/mg |
|---|---|---|---|---|---|---|---|
| GHK-Cu | AGREAT | 4 | 100.0% | 99.9% – 99.9% | 6/24/2026 | — | — |
| Retatrutide | BGOOD | 7 | 85.7% | 99.6% – 99.9% | 6/24/2026 | — | — |
| Tirzepatide | DPOOR | 6 | 66.7% | 99.8% – 99.9% | 7/1/2026 | — | — |
Individual lab tests
Date
7/1/2026
Purity
99.9%
Quantity
20 mg → 23.1 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Purple cap
Date
6/24/2026
Purity
99.9%
Quantity
15 mg → 13.7 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Clear Pink cap
Date
6/24/2026
Purity
99.9%
Quantity
50 mg → 44.4 mg
Lab
Krause Analytical
Vial
No label / Silver crimp / Blue cap
Date
6/2/2026
Purity
99.9%
Quantity
10 mg → 9.43 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Clear Blue Cap
Date
5/27/2026
Purity
99.9%
Quantity
50 mg → 37.6 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Blue Cap
Date
5/27/2026
Purity
99.8%
Quantity
10 mg → 18 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Clear Green Cap
Date
2/11/2026
Purity
99.9%
Quantity
10 mg → 10.9 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / Clear Blue Cap
Date
2/11/2026
Purity
99.9%
Quantity
50 mg → 44.1 mg
Lab
Krause Analytical
Vial
Silver Label / Silver Crimp / White Cap
Date
2/4/2026
Purity
99.9%
Quantity
50 mg → 47.6 mg
Lab
Krause Analytical
Vial
Teal Label / Silver Crimp / White Cap
Date
1/22/2026
Purity
99.8%
Quantity
30 mg → 30.7 mg
Lab
BTLabs
Vial
Teal Label / Silver Crimp / Pink Cap
Date
1/22/2026
Purity
99.8%
Quantity
30 mg → 36.5 mg
Lab
BTLabs
Vial
Teal Label / Silver Crimp / Black Cap
Date
1/22/2026
Purity
99.9%
Quantity
20 mg → 22.7 mg
Lab
BTLabs
Vial
Teal Label / Copper Crimp / Violet Cap
Date
1/22/2026
Purity
99.6%
Quantity
5 mg → 5.3 mg
Lab
BTLabs
Vial
Teal Label / Silver Crimp / Gray Cap
Date
1/22/2026
Purity
99.8%
Quantity
60 mg → 63.3 mg
Lab
BTLabs
Vial
Teal Label / Copper Crimp / Clear Cap
Date
1/22/2026
Purity
99.8%
Quantity
10 mg → 16.1 mg
Lab
BTLabs
Vial
Teal Label / Silver Crimp / Clear Blue Cap
Date
1/22/2026
Purity
99.8%
Quantity
60 mg → 65.7 mg
Lab
BTLabs
Vial
Teal Label / Silver Crimp / Clear Yellow Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| TirzepatideNo label / Silver crimp / Purple cap | 7/1/2026 | 10.0 | 99.9% | 20 mg → 23.1 mg | Krause Analytical | View |
| RetatrutideNo label / Silver crimp / Clear Pink cap | 6/24/2026 | 10.0 | 99.9% | 15 mg → 13.7 mg | Krause Analytical | View |
| GHK-CuNo label / Silver crimp / Blue cap | 6/24/2026 | 10.0 | 99.9% | 50 mg → 44.4 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Clear Blue Cap | 6/2/2026 | 10.0 | 99.9% | 10 mg → 9.43 mg | Krause Analytical | View |
| GHK-CuNo Label / Silver Crimp / Blue Cap | 5/27/2026 | 10.0 | 99.9% | 50 mg → 37.6 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Clear Green Cap | 5/27/2026 | 10.0 | 99.8% | 10 mg → 18 mg | Krause Analytical | View |
| Tirzepatide | 2/20/2026 | 10.0 | 99.9% | 15 mg → 26.3 mg | Krause Analytical | View |
| RetatrutideSilver Label / Silver Crimp / Clear Blue Cap | 2/11/2026 | 10.0 | 99.9% | 10 mg → 10.9 mg | Krause Analytical | View |
| GHK-CuSilver Label / Silver Crimp / White Cap | 2/11/2026 | 10.0 | 99.9% | 50 mg → 44.1 mg | Krause Analytical | View |
| GHK-CuTeal Label / Silver Crimp / White Cap | 2/4/2026 | 10.0 | 99.9% | 50 mg → 47.6 mg | Krause Analytical | View |
| RetatrutideTeal Label / Silver Crimp / Pink Cap | 1/22/2026 | 10.0 | 99.8% | 30 mg → 30.7 mg | BTLabs | View |
| TirzepatideTeal Label / Silver Crimp / Black Cap | 1/22/2026 | 10.0 | 99.8% | 30 mg → 36.5 mg | BTLabs | View |
| TirzepatideTeal Label / Copper Crimp / Violet Cap | 1/22/2026 | 10.0 | 99.9% | 20 mg → 22.7 mg | BTLabs | View |
| RetatrutideTeal Label / Silver Crimp / Gray Cap | 1/22/2026 | 10.0 | 99.6% | 5 mg → 5.3 mg | BTLabs | View |
| TirzepatideTeal Label / Copper Crimp / Clear Cap | 1/22/2026 | 10.0 | 99.8% | 60 mg → 63.3 mg | BTLabs | View |
| RetatrutideTeal Label / Silver Crimp / Clear Blue Cap | 1/22/2026 | 10.0 | 99.8% | 10 mg → 16.1 mg | BTLabs | View |
| RetatrutideTeal Label / Silver Crimp / Clear Yellow Cap | 1/22/2026 | 10.0 | 99.8% | 60 mg → 65.7 mg | BTLabs | View |
About MT Meipept
Finnrick has tested 17 samples from MT Meipept across 3 products.