P21
81
Vendors
216
Samples
6.6
Average score
24 May 2026
Latest assay
| № | Vendor | Rating | Samples | Avg | Min | Max | Most recent |
|---|---|---|---|---|---|---|---|
| 1 | Homopeptide | A | 6 | 10.0 | 9.9 | 10.0 | 24 May 2026 |
| 2 | Tianjin Finder Chemical TFC | A | 5 | 10.0 | 9.9 | 10.0 | 16 Apr 2026 |
| 3 | Shanghai ERP Biotechnology | A | 4 | 10.0 | 9.9 | 10.0 | 27 Jun 2026 |
| 4 | Sangon Bio | A | 4 | 10.0 | 9.9 | 10.0 | 21 May 2026 |
| 5 | Kerui Peptides | A | 3 | 10.0 | 9.9 | 10.0 | 28 Jun 2026 |
| 6 | Flourishglobal Peptide | A | 3 | 10.0 | 9.9 | 10.0 | 5 May 2026 |
| 7 | Chinese Peptide Company | A | 3 | 10.0 | 9.9 | 10.0 | 27 May 2026 |
| 8 | Bachem | A | 2 | 10.0 | 10.0 | 10.0 | 3 Jul 2026 |
| 9 | WuXi TIDES | A | 5 | 9.9 | 9.9 | 10.0 | 8 Jul 2026 |
| 10 | JEEP Peptides | A | 4 | 9.9 | 9.9 | 10.0 | 25 Jun 2026 |
| 11 | Thermo Fisher Scientific | A | 4 | 9.9 | 9.9 | 10.0 | 4 Jul 2026 |
| 12 | Asymchem | A | 4 | 9.9 | 9.9 | 10.0 | 9 Aug 2026 |
| 13 | AmbioPharm | A | 4 | 9.9 | 9.9 | 10.0 | 7 Jul 2026 |
| 14 | Shanghai Wibson Biotechnology | A | 3 | 9.9 | 9.9 | 10.0 | 26 Feb 2026 |
| 15 | Shanghai Sigma Audley | A | 3 | 9.9 | 9.9 | 9.9 | 21 Mar 2026 |
| 16 | GenScript Peptides | A | 3 | 9.9 | 9.9 | 10.0 | 16 Aug 2026 |
| 17 | PolyPeptide Group | A | 3 | 9.9 | 9.9 | 10.0 | 4 Aug 2026 |
| 18 | QYAOBIO | A | 2 | 9.9 | 9.9 | 9.9 | 6 Jul 2026 |
| 19 | Hubei Jianxiang | A | 2 | 9.9 | 9.9 | 10.0 | 12 Mar 2026 |
| 20 | Mokemei Biotechnology | A | 2 | 9.9 | 9.9 | 9.9 | 10 May 2026 |
| 21 | Hybio Pharmaceutical | A | 2 | 9.9 | 9.9 | 10.0 | 19 Jun 2026 |
| 22 | Sigma-Aldrich | A | 2 | 9.9 | 9.9 | 10.0 | 9 Apr 2026 |
| 23 | SinoPep | A | 2 | 9.9 | 9.9 | 9.9 | 22 Jul 2026 |
| 24 | Qingdao Sigma Chemical QSC | A | 3 | 8.7 | 7.3 | 10.0 | 25 May 2026 |
| 25 | Glbiochem (Shanghai) | A | 7 | 8.4 | 6.2 | 9.5 | 21 May 2026 |
| 26 | Wuhan Wansheng Bio (WWB) | A | 4 | 8.2 | 7.3 | 9.0 | 21 May 2026 |
| 27 | Nantong Guangyuan Chemical GYC | A | 8 | 7.9 | 6.5 | 9.0 | 21 May 2026 |
| 28 | Shanghai Sigma Audley SSA | A | 2 | 7.8 | 6.8 | 8.8 | 23 May 2026 |
| 29 | HkRoids | X | 1 | 10.0 | 10.0 | 10.0 | 13 Jun 2025 |
| 30 | HealthTide Biotech | X | 1 | 9.4 | 9.4 | 9.4 | 13 Jun 2025 |
| 31 | Top Peptide | X | 1 | 9.0 | 9.0 | 9.0 | 20 Jun 2025 |
| 32 | Peptide Haven | X | 1 | 9.0 | 9.0 | 9.0 | 24 Apr 2025 |
| 33 | Nuscience Peptides | A | 2 | 8.1 | 7.9 | 8.3 | 24 May 2026 |
| 34 | Zztai Peptide | X | 1 | 8.1 | 8.1 | 8.1 | 11 Jun 2025 |
| 35 | Peptidology | X | 1 | 8.0 | 8.0 | 8.0 | 27 Feb 2025 |
| 36 | Bfflist AMO | B | 2 | 7.9 | 6.2 | 9.6 | 17 May 2026 |
| 37 | Biolongevity Labs | A | 2 | 7.8 | 7.6 | 8.0 | 21 May 2026 |
| 38 | Nexaph | B | 11 | 7.6 | 4.6 | 10.0 | 25 May 2026 |
| 39 | Shandong Shengyuan Peptide Technology | A | 2 | 7.6 | 6.2 | 9.0 | 21 May 2026 |
| 40 | HK Peptides | A | 4 | 7.5 | 5.3 | 9.8 | 20 May 2026 |
| 41 | Paramount Peptides | A | 3 | 7.4 | 7.0 | 7.6 | 17 May 2026 |
| 42 | Zhang TY | X | 1 | 7.2 | 7.2 | 7.2 | 25 Apr 2025 |
| 43 | ZLZ Peptide | A | 8 | 7.0 | 4.5 | 8.2 | 21 May 2026 |
| 44 | Shanxi Qianyecao Biotech QYC | D | 6 | 7.0 | 5.8 | 9.7 | 25 May 2026 |
| 45 | Hebei Rimao Technology | C | 2 | 7.0 | 4.4 | 9.6 | 24 May 2026 |
| 46 | TSC Top Supplements China | C | 4 | 6.9 | 6.0 | 9.2 | 25 May 2026 |
| 47 | Precision Peptide Co | X | 1 | 6.9 | 6.9 | 6.9 | 13 Feb 2025 |
| 48 | Verified Peptides | X | 1 | 6.9 | 6.9 | 6.9 | 24 Apr 2025 |
| 49 | Yabang Peptide | X | 1 | 6.9 | 6.9 | 6.9 | 17 Dec 2024 |
| 50 | Reta-Peptide | B | 11 | 6.8 | 4.2 | 10.0 | 20 May 2026 |
| 51 | LN Peptides | B | 2 | 6.8 | 4.9 | 8.6 | 23 May 2026 |
| 52 | Shandong Nuoweiou Medical Technology Co | X | 1 | 6.7 | 6.7 | 6.7 | 14 Jan 2025 |
| 53 | PeptiAtlas | X | 1 | 6.7 | 6.7 | 6.7 | 17 Dec 2024 |
| 54 | HXNet | C | 6 | 6.6 | 4.5 | 7.7 | 21 May 2026 |
| 55 | Peptide Crafters | A | 2 | 6.6 | 5.0 | 8.2 | 20 May 2026 |
| 56 | Mix Peptides | D | 2 | 6.5 | 6.5 | 6.5 | 17 May 2026 |
| 57 | Wolverine Peptides | X | 1 | 6.5 | 6.5 | 6.5 | 27 Feb 2025 |
| 58 | Peptide-S | A | 8 | 6.3 | 5.3 | 7.8 | 19 Jan 2026 |
| 59 | Richards Biotech Simply Richards | X | 1 | 6.3 | 6.3 | 6.3 | 7 May 2025 |
| 60 | Shenzhen Jiechuang Trading | X | 1 | 6.1 | 6.1 | 6.1 | 27 Feb 2025 |
| 61 | LSPL | C | 2 | 6.0 | 5.6 | 6.5 | 23 May 2026 |
| 62 | Limitless Life Nootropics | X | 1 | 5.9 | 5.9 | 5.9 | 25 Apr 2025 |
| 63 | PurePeptides | X | 1 | 5.7 | 5.7 | 5.7 | 17 Dec 2024 |
| 64 | Diju Peptides Wellness and Co | X | 1 | 5.7 | 5.7 | 5.7 | 6 May 2025 |
| 65 | Elite Research USA | B | 3 | 5.6 | 5.0 | 6.7 | 19 Jan 2026 |
| 66 | Platinum Cryo | B | 2 | 5.6 | 3.2 | 8.0 | 25 May 2026 |
| 67 | Champion Peptide | X | 1 | 5.6 | 5.6 | 5.6 | 13 Feb 2025 |
| 68 | Glamgurcraft Innovations Foreign Trade | X | 1 | 5.4 | 5.4 | 5.4 | 21 May 2025 |
| 69 | TCI | X | 1 | 5.3 | 5.3 | 5.3 | 24 Apr 2025 |
| 70 | PurePEPS | X | 1 | 5.3 | 5.3 | 5.3 | 2 Jul 2025 |
| 71 | Amplified Amino | X | 1 | 5.2 | 5.2 | 5.2 | 9 Jun 2025 |
| 72 | Haikou Mingheng Biotechnology | X | 1 | 5.0 | 5.0 | 5.0 | 20 Jun 2025 |
| 73 | Prime Peptides | X | 1 | 4.9 | 4.9 | 4.9 | 28 Mar 2025 |
| 74 | Accelerate Labs | X | 1 | 4.6 | 4.6 | 4.6 | 25 Apr 2025 |
| 75 | Heman Peptide HM | X | 1 | 4.3 | 4.3 | 4.3 | 27 Feb 2025 |
| 76 | Qingdao VitaConin International Trading | X | 1 | 4.0 | 4.0 | 4.0 | 21 May 2025 |
| 77 | Alimo Peptide | X | 1 | 3.9 | 3.9 | 3.9 | 16 Mar 2025 |
| 78 | Peptides 4 Research | X | 1 | 3.1 | 3.1 | 3.1 | 9 Jun 2025 |
| 79 | PepLab Solutions | X | 1 | 1.1 | 1.1 | 1.1 | 28 Mar 2025 |
| 80 | Peptide Ark | X | 1 | 0.4 | 0.4 | 0.4 | 17 Dec 2024 |
| 81 | Hebei Chengtong Technology | X | 1 | 0.4 | 0.4 | 0.4 | 17 Dec 2024 |