Peptides 4 Research reviews
20 independent lab tests across 5 products · 99.5% average purity
- 20 HPLC samples across 5 products
- Catalog avg purity 99.5%
- peptides4research.com
- Independent testing, no pay-to-rank
Boren Health independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Track Peptides 4 Research
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
What the testing shows
Across 20 measured samples from Peptides 4 Research, 19 came in more than 5% under the quantity on the label (95%). Another 1 measured more than 5% over. Purity across 20 readings ran from 98.24% to 100%, median 99.53%. Samples span May 2025 to May 2025.
- Under label
- 19/20
- Median purity
- 99.53%
- Latest sample
- May 2025
more than 5% short
98.24%–100% range
first tested May 2025
Lab testing results
Independent results across 5 products.
Tested products
| Product | Grade | Tests | Avg | Range | Latest | Price | $/mg |
|---|---|---|---|---|---|---|---|
| GHK-Cu | COKAY | 4 | 75.0% | 99.8% – 100.0% | 5/20/2025 | — | — |
| BPC-157 | EBAD | 4 | 50.0% | 98.9% – 100.0% | 5/9/2025 | — | — |
| Ipamorelin | EBAD | 4 | 50.0% | 99.0% – 100.0% | 5/20/2025 | — | — |
| CJC-1295 | EBAD | 4 | % | 99.2% – 99.7% | 5/20/2025 | — | — |
| Tesamorelin | EBAD | 4 | % | 98.2% – 99.3% | 5/21/2025 | — | — |
Individual lab tests
Date
5/21/2025
Purity
99.328%
Quantity
5 mg → 4.34 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/21/2025
Purity
99.052%
Quantity
5 mg → 4.11 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/20/2025
Purity
99.841%
Quantity
100 mg → 83.07 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/20/2025
Purity
99.394%
Quantity
5 mg → 4.37 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/20/2025
Purity
99.753%
Quantity
100 mg → 82.91 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/20/2025
Purity
99.01%
Quantity
5 mg → 4.07 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/20/2025
Purity
99.49%
Quantity
5 mg → 3.3 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/20/2025
Purity
99.238%
Quantity
5 mg → 2.69 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black caps
Date
5/9/2025
Purity
99.731%
Quantity
5 mg → 3.05 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Blue caps
Date
5/9/2025
Purity
99.611%
Quantity
5 mg → 4.04 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Blue caps
Date
5/7/2025
Purity
98.239%
Quantity
5 mg → 4.65 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Black caps
Date
5/7/2025
Purity
98.823%
Quantity
5 mg → 4.26 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Black caps
Date
5/7/2025
Purity
98.86%
Quantity
5 mg → 4.35 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Blue caps
Date
5/7/2025
Purity
100%
Quantity
5 mg → 3.38 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Blue caps
Date
5/7/2025
Purity
99.701%
Quantity
5 mg → 2.93 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Black caps
Date
5/7/2025
Purity
100%
Quantity
5 mg → 3.92 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Black caps
Date
5/7/2025
Purity
99.434%
Quantity
5 mg → 2.39 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Black caps
Date
5/7/2025
Purity
99.58%
Quantity
5 mg → 4.18 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Black caps
Date
5/6/2025
Purity
99.965%
Quantity
100 mg → 139.1 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Black caps
Date
5/6/2025
Purity
99.922%
Quantity
100 mg → 80.33 mg
Lab
Chromate
Vial
White Label / Silver Crimp / Black caps
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| TesamorelinWhite Label / Silver Crimp / Black caps | 5/21/2025 | 9.9 | 99.328% | 5 mg → 4.34 mg | Janoshik | View |
| TesamorelinWhite Label / Silver Crimp / Black caps | 5/21/2025 | 9.9 | 99.052% | 5 mg → 4.11 mg | Janoshik | View |
| GHK-CuWhite Label / Silver Crimp / Black caps | 5/20/2025 | 10.0 | 99.841% | 100 mg → 83.07 mg | Janoshik | View |
| IpamorelinWhite Label / Silver Crimp / Black caps | 5/20/2025 | 9.9 | 99.394% | 5 mg → 4.37 mg | Janoshik | View |
| GHK-CuWhite Label / Silver Crimp / Black caps | 5/20/2025 | 10.0 | 99.753% | 100 mg → 82.91 mg | Janoshik | View |
| IpamorelinWhite Label / Silver Crimp / Black caps | 5/20/2025 | 9.9 | 99.01% | 5 mg → 4.07 mg | Janoshik | View |
| CJC-1295White Label / Silver Crimp / Black caps | 5/20/2025 | 9.9 | 99.49% | 5 mg → 3.3 mg | Janoshik | View |
| CJC-1295White Label / Silver Crimp / Black caps | 5/20/2025 | 9.9 | 99.238% | 5 mg → 2.69 mg | Janoshik | View |
| BPC-157White Label / Silver Crimp / Blue caps | 5/9/2025 | 10.0 | 99.731% | 5 mg → 3.05 mg | Chromate | View |
| BPC-157White Label / Silver Crimp / Blue caps | 5/9/2025 | 10.0 | 99.611% | 5 mg → 4.04 mg | Chromate | View |
| TesamorelinWhite Label / Silver Crimp / Black caps | 5/7/2025 | 9.8 | 98.239% | 5 mg → 4.65 mg | Chromate | View |
| TesamorelinWhite Label / Silver Crimp / Black caps | 5/7/2025 | 9.9 | 98.823% | 5 mg → 4.26 mg | Chromate | View |
| BPC-157White Label / Silver Crimp / Blue caps | 5/7/2025 | 9.9 | 98.86% | 5 mg → 4.35 mg | Krause Analytical | View |
| BPC-157White Label / Silver Crimp / Blue caps | 5/7/2025 | 10.0 | 100% | 5 mg → 3.38 mg | Krause Analytical | View |
| CJC-1295White Label / Silver Crimp / Black caps | 5/7/2025 | 10.0 | 99.701% | 5 mg → 2.93 mg | Chromate | View |
| IpamorelinWhite Label / Silver Crimp / Black caps | 5/7/2025 | 10.0 | 100% | 5 mg → 3.92 mg | Krause Analytical | View |
| CJC-1295White Label / Silver Crimp / Black caps | 5/7/2025 | 9.9 | 99.434% | 5 mg → 2.39 mg | Chromate | View |
| IpamorelinWhite Label / Silver Crimp / Black caps | 5/7/2025 | 10.0 | 99.58% | 5 mg → 4.18 mg | Krause Analytical | View |
| GHK-CuWhite Label / Silver Crimp / Black caps | 5/6/2025 | 10.0 | 99.965% | 100 mg → 139.1 mg | Chromate | View |
| GHK-CuWhite Label / Silver Crimp / Black caps | 5/6/2025 | 10.0 | 99.922% | 100 mg → 80.33 mg | Chromate | View |
About Peptides 4 Research
Finnrick has tested 20 samples from Peptides 4 Research across 5 products.