17a-Methyl-1-Testosterone
53
Vendors
165
Samples
6.3
Average score
25 May 2026
Latest assay
| № | Vendor | Rating | Samples | Avg | Min | Max | Most recent |
|---|---|---|---|---|---|---|---|
| 1 | Tianjin Finder Chemical TFC | A | 7 | 10.0 | 9.9 | 10.0 | 16 Apr 2026 |
| 2 | Homopeptide | A | 4 | 10.0 | 9.9 | 10.0 | 21 May 2026 |
| 3 | Hubei Jianxiang | A | 4 | 10.0 | 9.9 | 10.0 | 9 Jul 2026 |
| 4 | Sangon Bio | A | 3 | 10.0 | 9.9 | 10.0 | 5 Jul 2026 |
| 5 | JEEP Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 25 Mar 2026 |
| 6 | Kerui Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 19 Jun 2026 |
| 7 | Flourishglobal Peptide | A | 3 | 10.0 | 10.0 | 10.0 | 2 May 2026 |
| 8 | Chinese Peptide Company | A | 3 | 10.0 | 9.9 | 10.0 | 6 Jun 2026 |
| 9 | Shanghai Sigma Audley | A | 3 | 10.0 | 9.9 | 10.0 | 1 Jun 2026 |
| 10 | GenScript Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 27 Jul 2026 |
| 11 | PolyPeptide Group | A | 3 | 10.0 | 10.0 | 10.0 | 15 Aug 2026 |
| 12 | Shanghai Wibson Biotechnology | A | 2 | 10.0 | 10.0 | 10.0 | 7 Mar 2026 |
| 13 | QYAOBIO | A | 4 | 9.9 | 9.9 | 10.0 | 8 Jul 2026 |
| 14 | Hybio Pharmaceutical | A | 4 | 9.9 | 9.9 | 10.0 | 1 Aug 2026 |
| 15 | Asymchem | A | 4 | 9.9 | 9.9 | 10.0 | 22 Jul 2026 |
| 16 | AmbioPharm | A | 4 | 9.9 | 9.9 | 9.9 | 23 Jul 2026 |
| 17 | Shanghai ERP Biotechnology | A | 3 | 9.9 | 9.9 | 9.9 | 7 Jun 2026 |
| 18 | Mokemei Biotechnology | A | 3 | 9.9 | 9.9 | 10.0 | 28 Jun 2026 |
| 19 | WuXi TIDES | A | 3 | 9.9 | 9.9 | 10.0 | 8 Jul 2026 |
| 20 | SinoPep | A | 3 | 9.9 | 9.9 | 9.9 | 8 Jul 2026 |
| 21 | Bachem | A | 2 | 9.9 | 9.9 | 10.0 | 21 Jun 2026 |
| 22 | Sigma-Aldrich | A | 2 | 9.9 | 9.9 | 10.0 | 3 Jun 2026 |
| 23 | Thermo Fisher Scientific | A | 2 | 9.9 | 9.9 | 10.0 | 14 Aug 2026 |
| 24 | Shanghai Sigma Audley SSA | A | 4 | 8.7 | 8.2 | 9.2 | 25 May 2026 |
| 25 | Wuhan Wansheng Bio (WWB) | A | 7 | 8.5 | 7.5 | 9.0 | 24 May 2026 |
| 26 | Glbiochem (Shanghai) | A | 7 | 8.5 | 7.6 | 10.0 | 24 May 2026 |
| 27 | Nantong Guangyuan Chemical GYC | A | 8 | 8.3 | 6.5 | 9.7 | 24 May 2026 |
| 28 | Qingdao Sigma Chemical QSC | A | 2 | 8.2 | 8.1 | 8.3 | 21 May 2026 |
| 29 | OmegAmino | X | 1 | 9.5 | 9.5 | 9.5 | 28 Mar 2025 |
| 30 | Trusted Peptide | X | 1 | 8.4 | 8.4 | 8.4 | 9 Jun 2025 |
| 31 | Zenith Jove Peptide ZJ | X | 1 | 7.6 | 7.6 | 7.6 | 7 May 2025 |
| 32 | Peptide-S | A | 4 | 7.4 | 5.2 | 9.3 | 23 May 2026 |
| 33 | Paramount Peptides | A | 6 | 7.2 | 4.3 | 9.4 | 23 May 2026 |
| 34 | Science | X | 1 | 7.1 | 7.1 | 7.1 | 16 Mar 2025 |
| 35 | Platinum Cryo | X | 1 | 6.9 | 6.9 | 6.9 | 11 Jun 2025 |
| 36 | Zen Peptides | X | 1 | 6.9 | 6.9 | 6.9 | 13 Feb 2025 |
| 37 | Qing Li Peptide | A | 15 | 6.8 | 4.6 | 8.6 | 17 May 2026 |
| 38 | Peptide Technologies | X | 1 | 6.6 | 6.6 | 6.6 | 2 Apr 2025 |
| 39 | Nexaph | B | 13 | 6.5 | 4.3 | 9.4 | 24 May 2026 |
| 40 | Limitless Life Nootropics | B | 2 | 6.5 | 6.1 | 7.0 | 21 May 2026 |
| 41 | Shanghai JinBei Chemical Technology | X | 1 | 6.4 | 6.4 | 6.4 | 25 Apr 2025 |
| 42 | Coastal Peptides | X | 1 | 6.2 | 6.2 | 6.2 | 3 Jul 2025 |
| 43 | Swiss Chems | X | 1 | 5.7 | 5.7 | 5.7 | 24 Apr 2025 |
| 44 | UWA Elite Peptides | X | 1 | 5.7 | 5.7 | 5.7 | 3 Jul 2025 |
| 45 | Shandong Aishi Biotechnology | X | 1 | 5.5 | 5.5 | 5.5 | 3 Jul 2025 |
| 46 | Forever Young Pharmacy | A | 2 | 5.2 | 4.7 | 5.6 | 25 May 2026 |
| 47 | Deuschem | A | 2 | 5.2 | 3.9 | 6.6 | 21 May 2026 |
| 48 | YB Peptide | X | 1 | 5.1 | 5.1 | 5.1 | 25 Apr 2025 |
| 49 | NextGen Health | X | 1 | 4.9 | 4.9 | 4.9 | 7 May 2025 |
| 50 | Hebei Chengtong Technology | X | 1 | 1.9 | 1.9 | 1.9 | 28 Mar 2025 |
| 51 | Oasis Peptides | X | 1 | 1.8 | 1.8 | 1.8 | 14 Jan 2025 |
| 52 | Explicit Sarms | X | 1 | 0.0 | 0.0 | 0.0 | 24 Apr 2025 |
| 53 | Lejian Biotech Peptide | X | 1 | 0.0 | 0.0 | 0.0 | 17 Dec 2024 |