Science reviews
12 independent lab tests across 4 products · 99.4% average purity
- 12 HPLC samples across 4 products
- Catalog avg purity 99.4%
- science.bio
- Independent testing, no pay-to-rank
Boren Health independently tests products and verifies reviews. Public methodology, no pay-to-rank.
Track Science
Create a free account to save this vendor, get alerts for new lab tests, and watch price changes.
What the testing shows
Across 12 measured samples from Science, 5 came in more than 5% under the quantity on the label (42%). Another 7 measured more than 5% over. Purity across 12 readings ran from 98.24% to 99.91%, median 99.47%. Samples span May 2025 to Jul 2025.
- Under label
- 5/12
- Median purity
- 99.47%
- Latest sample
- Jul 2025
- Ships from
- United States
more than 5% short
98.24%–99.91% range
first tested May 2025
per vendor listing
Lab testing results
Independent results across 4 products.
Tested products
| Product | Grade | Tests | Avg | Range | Latest | Price | $/mg |
|---|---|---|---|---|---|---|---|
| GHK-Cu | AGREAT | 4 | 100.0% | 99.5% – 99.9% | 7/10/2025 | — | — |
| Melanotan II | EBAD | 2 | 50.0% | 99.4% – 99.7% | 5/20/2025 | — | — |
| PT-141 | EBAD | 2 | % | 99.4% – 99.5% | 5/21/2025 | — | — |
| BPC-157 | EBAD | 4 | % | 98.2% – 99.3% | 5/20/2025 | — | — |
Individual lab tests
Date
7/10/2025
Purity
99.91%
Quantity
150 mg → 122 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Black Cap
Date
7/10/2025
Purity
99.72%
Quantity
150 mg → 110 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Black Cap
Date
5/21/2025
Purity
99.44%
Quantity
8 mg → 11.25 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/21/2025
Purity
99.551%
Quantity
8 mg → 11.39 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/20/2025
Purity
99.297%
Quantity
6 mg → 6.54 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/20/2025
Purity
99.209%
Quantity
6 mg → 6.6 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/20/2025
Purity
99.504%
Quantity
150 mg → 135.4 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/20/2025
Purity
99.519%
Quantity
150 mg → 135.48 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/20/2025
Purity
99.412%
Quantity
8 mg → 10.54 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/20/2025
Purity
99.674%
Quantity
8 mg → 10.75 mg
Lab
Janoshik
Vial
White Label / Silver Crimp / Black Cap
Date
5/16/2025
Purity
98.66%
Quantity
6 mg → 6.67 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Black Cap
Date
5/16/2025
Purity
98.24%
Quantity
6 mg → 5.64 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Black Cap
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| GHK-CuWhite Label / Silver Crimp / Black Cap | 7/10/2025 | 10.0 | 99.91% | 150 mg → 122 mg | Krause Analytical | View |
| GHK-CuWhite Label / Silver Crimp / Black Cap | 7/10/2025 | 10.0 | 99.72% | 150 mg → 110 mg | Krause Analytical | View |
| PT-141White Label / Silver Crimp / Black Cap | 5/21/2025 | 9.9 | 99.44% | 8 mg → 11.25 mg | Janoshik | View |
| PT-141White Label / Silver Crimp / Black Cap | 5/21/2025 | 10.0 | 99.551% | 8 mg → 11.39 mg | Janoshik | View |
| BPC-157White Label / Silver Crimp / Black Cap | 5/20/2025 | 9.9 | 99.297% | 6 mg → 6.54 mg | Janoshik | View |
| BPC-157White Label / Silver Crimp / Black Cap | 5/20/2025 | 9.9 | 99.209% | 6 mg → 6.6 mg | Janoshik | View |
| GHK-CuWhite Label / Silver Crimp / Black Cap | 5/20/2025 | 9.9 | 99.504% | 150 mg → 135.4 mg | Janoshik | View |
| GHK-CuWhite Label / Silver Crimp / Black Cap | 5/20/2025 | 10.0 | 99.519% | 150 mg → 135.48 mg | Janoshik | View |
| Melanotan IIWhite Label / Silver Crimp / Black Cap | 5/20/2025 | 9.9 | 99.412% | 8 mg → 10.54 mg | Janoshik | View |
| Melanotan IIWhite Label / Silver Crimp / Black Cap | 5/20/2025 | 10.0 | 99.674% | 8 mg → 10.75 mg | Janoshik | View |
| BPC-157White Label / Silver Crimp / Black Cap | 5/16/2025 | 9.9 | 98.66% | 6 mg → 6.67 mg | Krause Analytical | View |
| BPC-157White Label / Silver Crimp / Black Cap | 5/16/2025 | 9.8 | 98.24% | 6 mg → 5.64 mg | Krause Analytical | View |
About Science
Finnrick has tested 12 samples from Science across 4 products.