Shandong Shengyuan Peptide Technology reviews
30 independent lab tests across 2 products · 99.7% average purity
- 30 HPLC samples across 2 products
- Catalog avg purity 99.7%
- shengyuanpeptide.com/ https://www.shengyuanpeptide.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 27 measured samples from Shandong Shengyuan Peptide Technology, 3 came in more than 5% under the quantity on the label (11%). Another 6 measured more than 5% over. Purity across 28 readings ran from 98.67% to 99.95%, median 99.85%. Samples span Oct 2025 to Jul 2026.
- Under label
- 3/27
- Median purity
- 99.85%
- Latest sample
- Jul 2026
- Ships from
- China
more than 5% short
98.67%–99.95% range
first tested Oct 2025
per vendor listing
Lab testing results
Independent results across 2 products.
Tested products
| Product | Grade | Tests | Avg | Range | Latest | Price | $/mg |
|---|---|---|---|---|---|---|---|
| Tirzepatide | BGOOD | 19 | 84.2% | 98.7% – 99.9% | 7/30/2026 | — | — |
| Retatrutide | DPOOR | 11 | 63.6% | 99.4% – 99.9% | 7/20/2026 | — | — |
Individual lab tests
Date
7/30/2026
Purity
99.8%
Quantity
10 mg → 8.1 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Black Cap
Date
7/20/2026
Purity
—
Quantity
—
Lab
BTLabs
Vial
No label / Silver crimp / Black cap
Date
5/13/2026
Purity
99.9%
Quantity
30 mg → 30 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Red Cap
Date
3/29/2026
Purity
99.8%
Quantity
30 mg → 30.4 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / White Cap
Date
3/19/2026
Purity
99.9%
Quantity
5 mg → 5.06 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Blue Cap
Date
3/18/2026
Purity
99.9%
Quantity
20 mg → 23.2 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Pink Cap
Date
2/23/2026
Purity
99.74%
Quantity
10 mg → 6.91 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Yellow Cap
Date
2/20/2026
Purity
99.9%
Quantity
10 mg → 15.8 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Clear Blue Cap
Date
2/20/2026
Purity
99.9%
Quantity
10 mg → 16.4 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Clear Blue Cap
Date
1/29/2026
Purity
—
Quantity
—
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Blue Cap
Date
1/26/2026
Purity
99.8%
Quantity
20 mg → 26.4 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Gray Cap
Date
1/26/2026
Purity
99.7%
Quantity
10 mg → 10.2 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Clear Blue Cap
Date
1/26/2026
Purity
99.8%
Quantity
10 mg → 10.4 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Green Cap
Date
1/26/2026
Purity
99.8%
Quantity
5 mg → 5.15 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Yellow Cap
Date
1/15/2026
Purity
99.6%
Quantity
30 mg → 33.8 mg
Lab
BTLabs
Vial
White Label / Silver Crimp / Orange Cap
Date
1/15/2026
Purity
99.7%
Quantity
10 mg → 9.7 mg
Lab
BTLabs
Vial
White Label / Silver Crimp / Green Cap
Date
12/29/2025
Purity
98.67%
Quantity
15 mg → 15.1 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Blue Cap
Date
12/29/2025
Purity
99.95%
Quantity
30 mg → 28.9 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Orange Cap
Date
12/29/2025
Purity
99.95%
Quantity
10 mg → 9.96 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Yellow Cap
Date
12/5/2025
Purity
99.6%
Quantity
20 mg → 20.3 mg
Lab
BTLabs
Vial
No Label / Silver Crimp / Blue Cap
Date
11/25/2025
Purity
98.7%
Quantity
5 mg → 4.78 mg
Lab
Krause Analytical
Vial
No Label / Silver Crimp / Clear Pink Cap
Date
11/18/2025
Purity
99.94%
Quantity
30 mg → 30.1 mg
Lab
Krause Analytical
Vial
No Label / Copper Crimp / Clear Cap
Date
11/17/2025
Purity
99.65%
Quantity
15 mg → 15.1 mg
Lab
Krause Analytical
Vial
White Label / Silver Crimp / Blue Cap
Date
11/17/2025
Purity
99.42%
Quantity
15 mg → 14.5 mg
Lab
Krause Analytical
Vial
White Label / Copper Crimp / Clear Cap
Date
10/17/2025
Purity
99.95%
Quantity
20 mg → 22.4 mg
Lab
Krause Analytical
Date
10/17/2025
Purity
99.95%
Quantity
30 mg → 30.5 mg
Lab
Krause Analytical
Date
10/17/2025
Purity
99.95%
Quantity
10 mg → 9.26 mg
Lab
Krause Analytical
| Product | Date | Score | Purity | Quantity | Lab | COA |
|---|---|---|---|---|---|---|
| TirzepatideNo Label / Silver Crimp / Black Cap | 7/30/2026 | 10.0 | 99.8% | 10 mg → 8.1 mg | BTLabs | View |
| RetatrutideNo label / Silver crimp / Black cap | 7/20/2026 | — | — | BTLabs | View | |
| TirzepatideNo Label / Silver Crimp / Red Cap | 5/13/2026 | 10.0 | 99.9% | 30 mg → 30 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / White Cap | 3/29/2026 | 10.0 | 99.8% | 30 mg → 30.4 mg | BTLabs | View |
| RetatrutideNo Label / Silver Crimp / Blue Cap | 3/19/2026 | 10.0 | 99.9% | 5 mg → 5.06 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Pink Cap | 3/18/2026 | 10.0 | 99.9% | 20 mg → 23.2 mg | Krause Analytical | View |
| Tirzepatide | 2/25/2026 | 10.0 | 99.9% | 20 mg → 20.7 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Yellow Cap | 2/23/2026 | 10.0 | 99.74% | 10 mg → 6.91 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Clear Blue Cap | 2/20/2026 | 10.0 | 99.9% | 10 mg → 15.8 mg | Krause Analytical | View |
| RetatrutideWhite Label / Silver Crimp / Clear Blue Cap | 2/20/2026 | 10.0 | 99.9% | 10 mg → 16.4 mg | Krause Analytical | View |
| Retatrutide | 2/9/2026 | 10.0 | 99.9% | 20 mg → 21 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Blue Cap | 1/29/2026 | — | — | Krause Analytical | View | |
| TirzepatideNo Label / Silver Crimp / Gray Cap | 1/26/2026 | 10.0 | 99.8% | 20 mg → 26.4 mg | BTLabs | View |
| RetatrutideWhite Label / Silver Crimp / Clear Blue Cap | 1/26/2026 | 10.0 | 99.7% | 10 mg → 10.2 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Green Cap | 1/26/2026 | 10.0 | 99.8% | 10 mg → 10.4 mg | BTLabs | View |
| RetatrutideWhite Label / Silver Crimp / Yellow Cap | 1/26/2026 | 10.0 | 99.8% | 5 mg → 5.15 mg | Krause Analytical | View |
| Tirzepatide | 1/22/2026 | 10.0 | 99.9% | 20 mg → 23.5 mg | BTLabs | View |
| TirzepatideWhite Label / Silver Crimp / Orange Cap | 1/15/2026 | 10.0 | 99.6% | 30 mg → 33.8 mg | BTLabs | View |
| RetatrutideWhite Label / Silver Crimp / Green Cap | 1/15/2026 | 10.0 | 99.7% | 10 mg → 9.7 mg | BTLabs | View |
| TirzepatideNo Label / Silver Crimp / Blue Cap | 12/29/2025 | 9.9 | 98.67% | 15 mg → 15.1 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Orange Cap | 12/29/2025 | 10.0 | 99.95% | 30 mg → 28.9 mg | Krause Analytical | View |
| TirzepatideNo Label / Silver Crimp / Yellow Cap | 12/29/2025 | 10.0 | 99.95% | 10 mg → 9.96 mg | Krause Analytical | View |
| RetatrutideNo Label / Silver Crimp / Blue Cap | 12/5/2025 | 10.0 | 99.6% | 20 mg → 20.3 mg | BTLabs | View |
| TirzepatideNo Label / Silver Crimp / Clear Pink Cap | 11/25/2025 | 9.9 | 98.7% | 5 mg → 4.78 mg | Krause Analytical | View |
| TirzepatideNo Label / Copper Crimp / Clear Cap | 11/18/2025 | 10.0 | 99.94% | 30 mg → 30.1 mg | Krause Analytical | View |
| TirzepatideWhite Label / Silver Crimp / Blue Cap | 11/17/2025 | 10.0 | 99.65% | 15 mg → 15.1 mg | Krause Analytical | View |
| RetatrutideWhite Label / Copper Crimp / Clear Cap | 11/17/2025 | 9.9 | 99.42% | 15 mg → 14.5 mg | Krause Analytical | View |
| Tirzepatide | 10/17/2025 | 10.0 | 99.95% | 20 mg → 22.4 mg | Krause Analytical | View |
| Tirzepatide | 10/17/2025 | 10.0 | 99.95% | 30 mg → 30.5 mg | Krause Analytical | View |
| Tirzepatide | 10/17/2025 | 10.0 | 99.95% | 10 mg → 9.26 mg | Krause Analytical | View |
About Shandong Shengyuan Peptide Technology
86 199 3069 5612