DNP
34
Vendors
102
Samples
6.4
Average score
24 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 | 6 | 10.0 | 10.0 | 10.0 | 23 May 2026 |
| 3 | Qingdao Sigma Chemical QSC | A | 5 | 8.9 | 7.7 | 10.0 | 23 May 2026 |
| 4 | Nantong Guangyuan Chemical GYC | A | 6 | 8.5 | 6.4 | 10.0 | 24 May 2026 |
| 5 | Shanghai Sigma Audley SSA | A | 2 | 8.4 | 8.1 | 8.7 | 24 May 2026 |
| 6 | Glbiochem (Shanghai) | A | 8 | 8.3 | 6.5 | 10.0 | 24 May 2026 |
| 7 | Wuhan Wansheng Bio (WWB) | A | 8 | 8.1 | 6.9 | 9.6 | 24 May 2026 |
| 8 | Shanghai JinBei Chemical Technology | X | 1 | 9.5 | 9.5 | 9.5 | 2 Apr 2025 |
| 9 | Precision Peptide Co | X | 1 | 9.2 | 9.2 | 9.2 | 16 Mar 2025 |
| 10 | Xingtai Pukelai Technology Co | X | 1 | 8.4 | 8.4 | 8.4 | 27 Feb 2025 |
| 11 | Peptide Partners | A | 5 | 8.0 | 6.5 | 9.3 | 25 May 2026 |
| 12 | BeiBangAn | C | 2 | 7.8 | 7.8 | 7.9 | 24 May 2026 |
| 13 | Aavant Research | X | 1 | 7.7 | 7.7 | 7.7 | 9 Jun 2025 |
| 14 | Polaris Peptides | A | 7 | 7.4 | 5.4 | 9.1 | 17 May 2026 |
| 15 | ZLZ Peptide | A | 5 | 7.0 | 5.4 | 8.0 | 24 May 2026 |
| 16 | HkRoids | X | 1 | 6.7 | 6.7 | 6.7 | 24 Apr 2025 |
| 17 | Alpha-Gen | B | 2 | 6.5 | 6.0 | 7.0 | 17 May 2026 |
| 18 | Elite Research USA | X | 1 | 6.4 | 6.4 | 6.4 | 3 Jul 2025 |
| 19 | Zenith Jove Peptide ZJ | A | 2 | 6.2 | 5.5 | 7.0 | 19 Jan 2026 |
| 20 | Peptide Sciences | A | 11 | 6.1 | 2.9 | 8.3 | 21 May 2026 |
| 21 | Paramount Peptides | A | 5 | 6.1 | 4.7 | 7.9 | 20 May 2026 |
| 22 | Diju Peptides Wellness and Co | X | 1 | 6.1 | 6.1 | 6.1 | 8 Jul 2025 |
| 23 | Wolverine Peptides | X | 1 | 6.1 | 6.1 | 6.1 | 11 Jun 2025 |
| 24 | LN Peptides | X | 1 | 6.0 | 6.0 | 6.0 | 3 Jul 2025 |
| 25 | PeptiLab Research | X | 1 | 5.7 | 5.7 | 5.7 | 27 Feb 2025 |
| 26 | Loti Labs | A | 2 | 5.5 | 4.7 | 6.2 | 25 May 2026 |
| 27 | Eternal Peptides | X | 1 | 5.2 | 5.2 | 5.2 | 11 Jun 2025 |
| 28 | ZZQ Peptides | X | 1 | 5.1 | 5.1 | 5.1 | 8 Jul 2025 |
| 29 | Coastal Peptides | X | 1 | 5.1 | 5.1 | 5.1 | 2 Apr 2025 |
| 30 | Peptides 4 Research | C | 2 | 4.2 | 3.9 | 4.4 | 17 May 2026 |
| 31 | Shaanxi Dideu Medichem | X | 1 | 3.8 | 3.8 | 3.8 | 24 Apr 2025 |
| 32 | Alimo Peptide | X | 1 | 3.4 | 3.4 | 3.4 | 7 May 2025 |
| 33 | Wuhan Newtop Biotech | X | 1 | 1.5 | 1.5 | 1.5 | 27 Feb 2025 |
| 34 | Marvel Peptide | X | 1 | 0.5 | 0.5 | 0.5 | 6 May 2025 |