Crystagen
70
Vendors
193
Samples
6.5
Avg Score
Vendor grade distribution
70 vendors · 0 flagged D–E
35
A
2
B
4
C
0
D
0
E
29
X
| # | Vendor | Rating | Count | Avg | Min | Max | Range 0–10 | Most Recent |
|---|---|---|---|---|---|---|---|---|
| 1 | Tianjin Finder Chemical TFC | A | 7 | 10.0 | 10.0 | 10.0 | 16 Apr 2026 | |
| 2 | Homopeptide | A | 5 | 10.0 | 9.9 | 10.0 | 21 May 2026 | |
| 3 | Flourishglobal Peptide | A | 4 | 10.0 | 9.9 | 10.0 | 4 Jul 2026 | |
| 4 | PolyPeptide Group | A | 4 | 10.0 | 10.0 | 10.0 | 15 Aug 2026 | |
| 5 | Shanghai ERP Biotechnology | A | 3 | 10.0 | 9.9 | 10.0 | 18 Mar 2026 | |
| 6 | QYAOBIO | A | 3 | 10.0 | 9.9 | 10.0 | 13 Jun 2026 | |
| 7 | Mokemei Biotechnology | A | 3 | 10.0 | 9.9 | 10.0 | 8 Jul 2026 | |
| 8 | Shanghai Sigma Audley | A | 3 | 10.0 | 9.9 | 10.0 | 15 Jul 2026 | |
| 9 | Sigma-Aldrich | A | 3 | 10.0 | 9.9 | 10.0 | 16 Aug 2026 | |
| 10 | Bachem | A | 2 | 10.0 | 10.0 | 10.0 | 22 Apr 2026 | |
| 11 | Hubei Jianxiang | A | 2 | 10.0 | 10.0 | 10.0 | 9 Jul 2026 | |
| 12 | Hybio Pharmaceutical | A | 2 | 10.0 | 10.0 | 10.0 | 3 Aug 2026 | |
| 13 | Thermo Fisher Scientific | A | 2 | 10.0 | 10.0 | 10.0 | 23 Jul 2026 | |
| 14 | WuXi TIDES | A | 5 | 9.9 | 9.9 | 10.0 | 27 Jun 2026 | |
| 15 | Kerui Peptides | A | 4 | 9.9 | 9.9 | 10.0 | 2 Jul 2026 | |
| 16 | Shanghai Wibson Biotechnology | A | 4 | 9.9 | 9.9 | 10.0 | 23 Jun 2026 | |
| 17 | Sangon Bio | A | 3 | 9.9 | 9.9 | 10.0 | 4 Jul 2026 | |
| 18 | SinoPep | A | 3 | 9.9 | 9.9 | 10.0 | 6 Aug 2026 | |
| 19 | AmbioPharm | A | 3 | 9.9 | 9.9 | 10.0 | 18 Aug 2026 | |
| 20 | JEEP Peptides | A | 2 | 9.9 | 9.9 | 10.0 | 16 Jun 2026 | |
| 21 | Chinese Peptide Company | A | 2 | 9.9 | 9.9 | 9.9 | 23 May 2026 | |
| 22 | GenScript Peptides | A | 2 | 9.9 | 9.9 | 10.0 | 27 Jul 2026 | |
| 23 | Asymchem | A | 2 | 9.9 | 9.9 | 10.0 | 24 Jul 2026 | |
| 24 | Nantong Guangyuan Chemical GYC | A | 7 | 9.1 | 8.5 | 10.0 | 24 May 2026 | |
| 25 | Wuhan Wansheng Bio (WWB) | A | 8 | 8.8 | 6.0 | 9.7 | 24 May 2026 | |
| 26 | Glbiochem (Shanghai) | A | 5 | 8.4 | 7.0 | 10.0 | 24 May 2026 | |
| 27 | Qingdao Sigma Chemical QSC | A | 6 | 8.3 | 7.9 | 8.9 | 24 May 2026 | |
| 28 | Shanghai Sigma Audley SSA | A | 3 | 7.9 | 7.5 | 8.8 | 21 May 2026 | |
| 29 | Shenzhen Loga Tech LG LOGA | X | 1 | 9.1 | 9.1 | 9.1 | 13 Feb 2025 | |
| 30 | Simple Peptide | X | 1 | 8.6 | 8.6 | 8.6 | 27 Feb 2025 | |
| 31 | Aavant Research | X | 1 | 8.2 | 8.2 | 8.2 | 16 Mar 2025 | |
| 32 | Eros Peptides | X | 1 | 8.1 | 8.1 | 8.1 | 13 Jun 2025 | |
| 33 | Qing Li Peptide | X | 1 | 8.1 | 8.1 | 8.1 | 9 Jun 2025 | |
| 34 | Champion Peptide | X | 1 | 7.9 | 7.9 | 7.9 | 14 Jan 2025 | |
| 35 | LiliPeptide | C | 13 | 7.8 | 5.1 | 9.8 | 26 Jan 2026 | |
| 36 | Hebei Rimao Technology | C | 3 | 7.7 | 7.2 | 8.2 | 17 May 2026 | |
| 37 | Dankang BioHealth | X | 1 | 7.5 | 7.5 | 7.5 | 27 Feb 2025 | |
| 38 | Amino Asylum | X | 1 | 7.3 | 7.3 | 7.3 | 24 Apr 2025 | |
| 39 | Nuscience Peptides | A | 3 | 7.2 | 6.3 | 7.7 | 24 May 2026 | |
| 40 | Huayi Biotechnology | X | 1 | 7.2 | 7.2 | 7.2 | 2 Apr 2025 | |
| 41 | Reta-Peptide | B | 2 | 7.1 | 7.0 | 7.2 | 21 May 2026 | |
| 42 | Shandong Nuoweiou Medical Technology Co | X | 1 | 7.1 | 7.1 | 7.1 | 25 Apr 2025 | |
| 43 | Kits4less | X | 1 | 6.9 | 6.9 | 6.9 | 11 Jun 2025 | |
| 44 | Welon Peptide Solutions | X | 1 | 6.9 | 6.9 | 6.9 | 7 May 2025 | |
| 45 | Oupeptide | A | 11 | 6.7 | 2.7 | 9.9 | 25 May 2026 | |
| 46 | Precision Peptide Co | A | 2 | 6.7 | 6.5 | 6.8 | 20 May 2026 | |
| 47 | Peptide Crafters | A | 2 | 6.6 | 6.2 | 7.0 | 26 Jan 2026 | |
| 48 | Qingdao Saber Technology Pharma QST | X | 1 | 6.6 | 6.6 | 6.6 | 21 May 2025 | |
| 49 | TSC Top Supplements China | C | 8 | 6.5 | 4.2 | 8.4 | 17 May 2026 | |
| 50 | ZLZ Peptide | A | 8 | 6.4 | 4.5 | 9.1 | 24 May 2026 | |
| 51 | Royal Peptides | B | 3 | 6.4 | 4.7 | 7.6 | 20 May 2026 | |
| 52 | Amino Amigos | A | 2 | 6.4 | 5.2 | 7.6 | 24 May 2026 | |
| 53 | Xingtai Lesda Technology | X | 1 | 6.4 | 6.4 | 6.4 | 27 Feb 2025 | |
| 54 | M-Peptides | X | 1 | 6.4 | 6.4 | 6.4 | 13 Feb 2025 | |
| 55 | Wolverine Peptides | X | 1 | 6.3 | 6.3 | 6.3 | 11 Jun 2025 | |
| 56 | Eternal Peptides | A | 2 | 6.1 | 3.8 | 8.3 | 19 Jan 2026 | |
| 57 | Guangzhou Lengiuanhuang Cosmetics | X | 1 | 6.0 | 6.0 | 6.0 | 11 Jun 2025 | |
| 58 | BeiBangAn | C | 3 | 5.9 | 4.8 | 7.0 | 17 May 2026 | |
| 59 | Shaanxi Dideu Medichem | X | 1 | 5.7 | 5.7 | 5.7 | 8 Jul 2025 | |
| 60 | TCI | X | 1 | 5.5 | 5.5 | 5.5 | 9 Jun 2025 | |
| 61 | Pharma Grade Peptides | X | 1 | 4.5 | 4.5 | 4.5 | 3 Jul 2025 | |
| 62 | Swiss Chems | X | 1 | 4.4 | 4.4 | 4.4 | 13 Jun 2025 | |
| 63 | Hybiopeptides | X | 1 | 3.6 | 3.6 | 3.6 | 9 Jun 2025 | |
| 64 | Richards Biotech Simply Richards | X | 1 | 3.1 | 3.1 | 3.1 | 24 Apr 2025 | |
| 65 | Explicit Sarms | X | 1 | 2.3 | 2.3 | 2.3 | 9 Jun 2025 | |
| 66 | Zhuoyue Biotechnology | X | 1 | 2.1 | 2.1 | 2.1 | 25 Apr 2025 | |
| 67 | Liberty Peptides | X | 1 | 1.6 | 1.6 | 1.6 | 28 Mar 2025 | |
| 68 | LOOKBiotech | X | 1 | 0.0 | 0.0 | 0.0 | 21 May 2025 | |
| 69 | Advanced Technology and Industrial | X | 1 | 0.0 | 0.0 | 0.0 | 8 Jul 2025 | |
| 70 | Peptide Ark | X | 1 | 0.0 | 0.0 | 0.0 | 3 Jun 2025 |