Masteron E (Drostanolone E)
37
Vendors
120
Samples
5.5
Avg Score
Vendor grade distribution
37 vendors · 0 flagged D–E
28
A
1
B
1
C
0
D
0
E
7
X
| # | Vendor | Rating | Count | Avg | Min | Max | Range 0–10 | Most Recent |
|---|---|---|---|---|---|---|---|---|
| 1 | Homopeptide | A | 6 | 10.0 | 9.9 | 10.0 | 24 May 2026 | |
| 2 | Sangon Bio | A | 4 | 10.0 | 9.9 | 10.0 | 20 Jun 2026 | |
| 3 | Mokemei Biotechnology | A | 4 | 10.0 | 9.9 | 10.0 | 13 Jun 2026 | |
| 4 | SinoPep | A | 4 | 10.0 | 9.9 | 10.0 | 2 Jul 2026 | |
| 5 | Bachem | A | 3 | 10.0 | 9.9 | 10.0 | 6 Jul 2026 | |
| 6 | Shanghai Wibson Biotechnology | A | 3 | 10.0 | 9.9 | 10.0 | 2 Jun 2026 | |
| 7 | GenScript Peptides | A | 3 | 10.0 | 10.0 | 10.0 | 26 Jul 2026 | |
| 8 | PolyPeptide Group | A | 3 | 10.0 | 9.9 | 10.0 | 11 Jun 2026 | |
| 9 | AmbioPharm | A | 3 | 10.0 | 9.9 | 10.0 | 1 Apr 2026 | |
| 10 | Kerui Peptides | A | 2 | 10.0 | 10.0 | 10.0 | 15 Jun 2026 | |
| 11 | Tianjin Finder Chemical TFC | A | 4 | 9.9 | 9.9 | 10.0 | 16 Apr 2026 | |
| 12 | Shanghai ERP Biotechnology | A | 4 | 9.9 | 9.9 | 10.0 | 7 May 2026 | |
| 13 | Hubei Jianxiang | A | 4 | 9.9 | 9.9 | 10.0 | 13 Jul 2026 | |
| 14 | Flourishglobal Peptide | A | 4 | 9.9 | 9.9 | 10.0 | 28 Jun 2026 | |
| 15 | Shanghai Sigma Audley | A | 4 | 9.9 | 9.9 | 10.0 | 2 Jun 2026 | |
| 16 | WuXi TIDES | A | 4 | 9.9 | 9.9 | 10.0 | 3 Jul 2026 | |
| 17 | JEEP Peptides | A | 3 | 9.9 | 9.9 | 10.0 | 12 May 2026 | |
| 18 | Chinese Peptide Company | A | 3 | 9.9 | 9.9 | 10.0 | 23 May 2026 | |
| 19 | Hybio Pharmaceutical | A | 3 | 9.9 | 9.9 | 10.0 | 8 Jun 2026 | |
| 20 | QYAOBIO | A | 2 | 9.9 | 9.9 | 9.9 | 24 Jan 2026 | |
| 21 | Sigma-Aldrich | A | 2 | 9.9 | 9.9 | 10.0 | 26 Jul 2026 | |
| 22 | Thermo Fisher Scientific | A | 2 | 9.9 | 9.9 | 10.0 | 14 Aug 2026 | |
| 23 | Asymchem | A | 2 | 9.9 | 9.9 | 10.0 | 16 Aug 2026 | |
| 24 | Nantong Guangyuan Chemical GYC | A | 3 | 9.0 | 8.3 | 9.6 | 24 May 2026 | |
| 25 | Shanghai Sigma Audley SSA | A | 8 | 8.7 | 7.1 | 10.0 | 24 May 2026 | |
| 26 | Glbiochem (Shanghai) | A | 5 | 8.4 | 6.8 | 9.8 | 24 May 2026 | |
| 27 | Qingdao Sigma Chemical QSC | A | 7 | 8.3 | 6.0 | 9.6 | 21 May 2026 | |
| 28 | Wuhan Wansheng Bio (WWB) | A | 8 | 7.4 | 6.0 | 9.2 | 21 May 2026 | |
| 29 | Kits4less | X | 1 | 9.4 | 9.4 | 9.4 | 25 Apr 2025 | |
| 30 | Zhang TY | X | 1 | 9.0 | 9.0 | 9.0 | 6 May 2025 | |
| 31 | Top Peptide | X | 1 | 7.4 | 7.4 | 7.4 | 28 Mar 2025 | |
| 32 | Shanghai Baoju | B | 2 | 7.2 | 6.5 | 7.8 | 24 May 2026 | |
| 33 | Shanxi Qianyecao Biotech QYC | X | 1 | 6.5 | 6.5 | 6.5 | 9 Jun 2025 | |
| 34 | Tydes | C | 4 | 4.7 | 3.7 | 5.8 | 24 May 2026 | |
| 35 | Wolverine Peptides | X | 1 | 3.7 | 3.7 | 3.7 | 8 Jul 2025 | |
| 36 | Amplified Amino | X | 1 | 2.1 | 2.1 | 2.1 | 24 Apr 2025 | |
| 37 | PRIVATE | X | 1 | 0.0 | 0.0 | 0.0 | 2 Apr 2025 |