DSIP
70
Vendors
177
Samples
6.3
Avg Score
Vendor grade distribution
70 vendors · 1 flagged D–E
35
A
4
B
5
C
1
D
0
E
25
X
| # | Vendor | Rating | Count | Avg | Min | Max | Range 0–10 | Most Recent |
|---|---|---|---|---|---|---|---|---|
| 1 | Tianjin Finder Chemical TFC | A | 5 | 10.0 | 9.9 | 10.0 | 16 Apr 2026 | |
| 2 | WuXi TIDES | A | 5 | 10.0 | 10.0 | 10.0 | 10 Jul 2026 | |
| 3 | Homopeptide | A | 4 | 10.0 | 9.9 | 10.0 | 24 May 2026 | |
| 4 | Sangon Bio | A | 4 | 10.0 | 9.9 | 10.0 | 4 Jul 2026 | |
| 5 | JEEP Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 14 Mar 2026 | |
| 6 | Shanghai ERP Biotechnology | A | 2 | 10.0 | 10.0 | 10.0 | 4 Jul 2026 | |
| 7 | Shanghai Wibson Biotechnology | A | 2 | 10.0 | 10.0 | 10.0 | 7 Jun 2026 | |
| 8 | QYAOBIO | A | 4 | 9.9 | 9.9 | 10.0 | 6 Jul 2026 | |
| 9 | Kerui Peptides | A | 4 | 9.9 | 9.9 | 10.0 | 20 May 2026 | |
| 10 | Hubei Jianxiang | A | 4 | 9.9 | 9.9 | 9.9 | 28 Jun 2026 | |
| 11 | Hybio Pharmaceutical | A | 4 | 9.9 | 9.9 | 10.0 | 15 Jul 2026 | |
| 12 | Flourishglobal Peptide | A | 3 | 9.9 | 9.9 | 10.0 | 10 Jul 2026 | |
| 13 | Sigma-Aldrich | A | 3 | 9.9 | 9.9 | 10.0 | 2 Aug 2026 | |
| 14 | PolyPeptide Group | A | 3 | 9.9 | 9.9 | 10.0 | 18 Aug 2026 | |
| 15 | AmbioPharm | A | 3 | 9.9 | 9.9 | 10.0 | 4 Aug 2026 | |
| 16 | Bachem | A | 2 | 9.9 | 9.9 | 9.9 | 7 Jun 2026 | |
| 17 | Mokemei Biotechnology | A | 2 | 9.9 | 9.9 | 10.0 | 4 Jun 2026 | |
| 18 | Chinese Peptide Company | A | 2 | 9.9 | 9.9 | 10.0 | 28 Jun 2026 | |
| 19 | Shanghai Sigma Audley | A | 2 | 9.9 | 9.9 | 10.0 | 28 Jun 2026 | |
| 20 | GenScript Peptides | A | 2 | 9.9 | 9.9 | 10.0 | 16 Aug 2026 | |
| 21 | Thermo Fisher Scientific | A | 2 | 9.9 | 9.9 | 10.0 | 13 Apr 2026 | |
| 22 | SinoPep | A | 2 | 9.9 | 9.9 | 10.0 | 13 May 2026 | |
| 23 | Asymchem | A | 2 | 9.9 | 9.9 | 10.0 | 16 Aug 2026 | |
| 24 | Nantong Guangyuan Chemical GYC | A | 5 | 9.2 | 8.4 | 10.0 | 25 May 2026 | |
| 25 | Qingdao Sigma Chemical QSC | A | 6 | 9.0 | 8.4 | 10.0 | 21 May 2026 | |
| 26 | Glbiochem (Shanghai) | A | 2 | 8.9 | 8.5 | 9.3 | 24 May 2026 | |
| 27 | Shanghai Sigma Audley SSA | A | 7 | 8.8 | 8.3 | 9.2 | 24 May 2026 | |
| 28 | Wuhan Wansheng Bio (WWB) | A | 4 | 8.6 | 7.8 | 9.5 | 23 May 2026 | |
| 29 | EHZ Peptides | C | 2 | 8.9 | 8.5 | 9.4 | 17 May 2026 | |
| 30 | Pura Peptides | X | 1 | 10.0 | 10.0 | 10.0 | 25 Apr 2025 | |
| 31 | Laicuinuo LCN | X | 1 | 8.9 | 8.9 | 8.9 | 27 Feb 2025 | |
| 32 | Trusted Peptide | X | 1 | 8.9 | 8.9 | 8.9 | 11 Jun 2025 | |
| 33 | Lipeptides | X | 1 | 8.6 | 8.6 | 8.6 | 17 Dec 2024 | |
| 34 | Kits4less | X | 1 | 8.6 | 8.6 | 8.6 | 17 Dec 2024 | |
| 35 | Peptide Haven | X | 1 | 8.6 | 8.6 | 8.6 | 20 Jun 2025 | |
| 36 | HkRoids | X | 1 | 8.4 | 8.4 | 8.4 | 11 Jun 2025 | |
| 37 | Cellupep | X | 1 | 8.4 | 8.4 | 8.4 | 27 Feb 2025 | |
| 38 | Uther | A | 3 | 8.3 | 6.9 | 9.9 | 23 May 2026 | |
| 39 | Bulk Peptide Supply | A | 2 | 8.2 | 7.3 | 9.1 | 24 May 2026 | |
| 40 | Mai Peptide | C | 2 | 8.1 | 7.2 | 8.9 | 20 May 2026 | |
| 41 | Shanghai Baoju | B | 2 | 8.1 | 6.5 | 9.7 | 21 May 2026 | |
| 42 | Xianhong Tong XHT Peptides | X | 1 | 8.1 | 8.1 | 8.1 | 2 Jul 2025 | |
| 43 | Xingtai Pukelai Technology Co | X | 1 | 7.9 | 7.9 | 7.9 | 25 Apr 2025 | |
| 44 | Lisa Biopeptide | X | 1 | 7.9 | 7.9 | 7.9 | 24 Apr 2025 | |
| 45 | Nexaph | B | 5 | 7.2 | 6.0 | 8.3 | 24 May 2026 | |
| 46 | OmegAmino | X | 1 | 7.0 | 7.0 | 7.0 | 8 Jul 2025 | |
| 47 | Yimei | B | 4 | 6.9 | 5.6 | 9.1 | 19 Jan 2026 | |
| 48 | Bio Pepz | X | 1 | 6.9 | 6.9 | 6.9 | 14 Jan 2025 | |
| 49 | Polaris Peptides | A | 4 | 6.8 | 3.1 | 9.6 | 19 Jan 2026 | |
| 50 | Shanxi Qianyecao Biotech QYC | D | 6 | 6.5 | 3.2 | 8.4 | 17 May 2026 | |
| 51 | Xian Yihang Technology | C | 2 | 6.5 | 6.0 | 7.0 | 25 May 2026 | |
| 52 | Shanghai Wibson Biotechnology WBS | X | 1 | 6.2 | 6.2 | 6.2 | 13 Jun 2025 | |
| 53 | Wolverine Peptides | X | 1 | 6.1 | 6.1 | 6.1 | 2 Jul 2025 | |
| 54 | ZLZ Peptide | A | 11 | 6.0 | 4.6 | 7.7 | 25 May 2026 | |
| 55 | Nuscience Peptides | A | 3 | 5.9 | 4.7 | 7.0 | 19 Jan 2026 | |
| 56 | Huayi Biotechnology | X | 1 | 5.9 | 5.9 | 5.9 | 3 Jul 2025 | |
| 57 | Loti Labs | A | 3 | 5.7 | 4.3 | 6.8 | 17 May 2026 | |
| 58 | BeiBangAn | C | 2 | 5.7 | 5.5 | 5.9 | 21 May 2026 | |
| 59 | UWA Elite Peptides | X | 1 | 5.2 | 5.2 | 5.2 | 2 Apr 2025 | |
| 60 | Chimera Peptides | X | 1 | 5.2 | 5.2 | 5.2 | 21 May 2025 | |
| 61 | Tydes | C | 3 | 4.7 | 3.3 | 6.7 | 23 May 2026 | |
| 62 | Eternal Peptides | X | 1 | 4.6 | 4.6 | 4.6 | 8 Jul 2025 | |
| 63 | PurePEPS | X | 1 | 4.3 | 4.3 | 4.3 | 13 Jun 2025 | |
| 64 | Coastal Peptides | A | 2 | 3.9 | 3.4 | 4.4 | 24 May 2026 | |
| 65 | PeptiLab Research | X | 1 | 3.7 | 3.7 | 3.7 | 27 Feb 2025 | |
| 66 | Peptide Gurus | B | 3 | 3.5 | 2.1 | 5.0 | 20 May 2026 | |
| 67 | HK Fat Cat | X | 1 | 0.3 | 0.3 | 0.3 | 24 Apr 2025 | |
| 68 | Guangzhou Yuao Trading | X | 1 | 0.0 | 0.0 | 0.0 | 25 Apr 2025 | |
| 69 | Hebei Chengtong Technology | X | 1 | 0.0 | 0.0 | 0.0 | 2 Jul 2025 | |
| 70 | Weifang Xingbei International Trade | X | 1 | 0.0 | 0.0 | 0.0 | 11 Jun 2025 |