Crystagen
49
Vendors
131
Samples
6.5
Average score
23 May 2026
Latest assay
| № | Vendor | Rating | Samples | Avg | Min | Max | 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 | Nantong Guangyuan Chemical GYC | A | 7 | 9.1 | 8.5 | 10.0 | 24 May 2026 |
| 4 | Wuhan Wansheng Bio (WWB) | A | 8 | 8.8 | 6.0 | 9.7 | 24 May 2026 |
| 5 | Glbiochem (Shanghai) | A | 5 | 8.4 | 7.0 | 10.0 | 24 May 2026 |
| 6 | Qingdao Sigma Chemical QSC | A | 6 | 8.3 | 7.9 | 8.9 | 24 May 2026 |
| 7 | Shanghai Sigma Audley SSA | A | 3 | 7.9 | 7.5 | 8.8 | 21 May 2026 |
| 8 | Shenzhen Loga Tech LG LOGA | X | 1 | 9.1 | 9.1 | 9.1 | 13 Feb 2025 |
| 9 | Simple Peptide | X | 1 | 8.6 | 8.6 | 8.6 | 27 Feb 2025 |
| 10 | Aavant Research | X | 1 | 8.2 | 8.2 | 8.2 | 16 Mar 2025 |
| 11 | Eros Peptides | X | 1 | 8.1 | 8.1 | 8.1 | 13 Jun 2025 |
| 12 | Qing Li Peptide | X | 1 | 8.1 | 8.1 | 8.1 | 9 Jun 2025 |
| 13 | Champion Peptide | X | 1 | 7.9 | 7.9 | 7.9 | 14 Jan 2025 |
| 14 | LiliPeptide | C | 13 | 7.8 | 5.1 | 9.8 | 26 Jan 2026 |
| 15 | Hebei Rimao Technology | C | 3 | 7.7 | 7.2 | 8.2 | 17 May 2026 |
| 16 | Dankang BioHealth | X | 1 | 7.5 | 7.5 | 7.5 | 27 Feb 2025 |
| 17 | Amino Asylum | X | 1 | 7.3 | 7.3 | 7.3 | 24 Apr 2025 |
| 18 | Nuscience Peptides | A | 3 | 7.2 | 6.3 | 7.7 | 24 May 2026 |
| 19 | Huayi Biotechnology | X | 1 | 7.2 | 7.2 | 7.2 | 2 Apr 2025 |
| 20 | Reta-Peptide | B | 2 | 7.1 | 7.0 | 7.2 | 21 May 2026 |
| 21 | Shandong Nuoweiou Medical Technology Co | X | 1 | 7.1 | 7.1 | 7.1 | 25 Apr 2025 |
| 22 | Kits4less | X | 1 | 6.9 | 6.9 | 6.9 | 11 Jun 2025 |
| 23 | Welon Peptide Solutions | X | 1 | 6.9 | 6.9 | 6.9 | 7 May 2025 |
| 24 | Oupeptide | A | 11 | 6.7 | 2.7 | 9.9 | 25 May 2026 |
| 25 | Precision Peptide Co | A | 2 | 6.7 | 6.5 | 6.8 | 20 May 2026 |
| 26 | Peptide Crafters | A | 2 | 6.6 | 6.2 | 7.0 | 26 Jan 2026 |
| 27 | Qingdao Saber Technology Pharma QST | X | 1 | 6.6 | 6.6 | 6.6 | 21 May 2025 |
| 28 | TSC Top Supplements China | C | 8 | 6.5 | 4.2 | 8.4 | 17 May 2026 |
| 29 | ZLZ Peptide | A | 8 | 6.4 | 4.5 | 9.1 | 24 May 2026 |
| 30 | Royal Peptides | B | 3 | 6.4 | 4.7 | 7.6 | 20 May 2026 |
| 31 | Amino Amigos | A | 2 | 6.4 | 5.2 | 7.6 | 24 May 2026 |
| 32 | Xingtai Lesda Technology | X | 1 | 6.4 | 6.4 | 6.4 | 27 Feb 2025 |
| 33 | M-Peptides | X | 1 | 6.4 | 6.4 | 6.4 | 13 Feb 2025 |
| 34 | Wolverine Peptides | X | 1 | 6.3 | 6.3 | 6.3 | 11 Jun 2025 |
| 35 | Eternal Peptides | A | 2 | 6.1 | 3.8 | 8.3 | 19 Jan 2026 |
| 36 | Guangzhou Lengiuanhuang Cosmetics | X | 1 | 6.0 | 6.0 | 6.0 | 11 Jun 2025 |
| 37 | BeiBangAn | C | 3 | 5.9 | 4.8 | 7.0 | 17 May 2026 |
| 38 | Shaanxi Dideu Medichem | X | 1 | 5.7 | 5.7 | 5.7 | 8 Jul 2025 |
| 39 | TCI | X | 1 | 5.5 | 5.5 | 5.5 | 9 Jun 2025 |
| 40 | Pharma Grade Peptides | X | 1 | 4.5 | 4.5 | 4.5 | 3 Jul 2025 |
| 41 | Swiss Chems | X | 1 | 4.4 | 4.4 | 4.4 | 13 Jun 2025 |
| 42 | Hybiopeptides | X | 1 | 3.6 | 3.6 | 3.6 | 9 Jun 2025 |
| 43 | Richards Biotech Simply Richards | X | 1 | 3.1 | 3.1 | 3.1 | 24 Apr 2025 |
| 44 | Explicit Sarms | X | 1 | 2.3 | 2.3 | 2.3 | 9 Jun 2025 |
| 45 | Zhuoyue Biotechnology | X | 1 | 2.1 | 2.1 | 2.1 | 25 Apr 2025 |
| 46 | Liberty Peptides | X | 1 | 1.6 | 1.6 | 1.6 | 28 Mar 2025 |
| 47 | LOOKBiotech | X | 1 | 0.0 | 0.0 | 0.0 | 21 May 2025 |
| 48 | Advanced Technology and Industrial | X | 1 | 0.0 | 0.0 | 0.0 | 8 Jul 2025 |
| 49 | Peptide Ark | X | 1 | 0.0 | 0.0 | 0.0 | 3 Jun 2025 |