Methylene Blue
45
Vendors
111
Samples
6.2
Average score
25 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 | 4 | 10.0 | 9.9 | 10.0 | 23 May 2026 |
| 3 | Qingdao Sigma Chemical QSC | A | 8 | 8.8 | 6.8 | 9.9 | 21 May 2026 |
| 4 | Glbiochem (Shanghai) | A | 5 | 8.7 | 7.4 | 10.0 | 24 May 2026 |
| 5 | Shanghai Sigma Audley SSA | A | 4 | 8.2 | 6.8 | 10.0 | 24 May 2026 |
| 6 | Wuhan Wansheng Bio (WWB) | A | 6 | 7.4 | 6.0 | 8.2 | 23 May 2026 |
| 7 | Nantong Guangyuan Chemical GYC | A | 2 | 7.0 | 6.4 | 7.5 | 24 May 2026 |
| 8 | Trusted Peptide | X | 1 | 10.0 | 10.0 | 10.0 | 9 Jun 2025 |
| 9 | Shandong Shengyuan Peptide Technology | X | 1 | 9.7 | 9.7 | 9.7 | 6 May 2025 |
| 10 | Peptide Technologies | X | 1 | 9.6 | 9.6 | 9.6 | 17 Dec 2024 |
| 11 | Champion Peptide | X | 1 | 8.3 | 8.3 | 8.3 | 2 Apr 2025 |
| 12 | Shanghai Baoju | X | 1 | 8.0 | 8.0 | 8.0 | 24 Apr 2025 |
| 13 | Xianhong Tong XHT Peptides | X | 1 | 7.8 | 7.8 | 7.8 | 3 Jun 2025 |
| 14 | Limitless Life Nootropics | B | 2 | 7.7 | 7.0 | 8.3 | 24 May 2026 |
| 15 | Platinum Cryo | X | 1 | 7.6 | 7.6 | 7.6 | 28 Mar 2025 |
| 16 | Xingtai Lesda Technology | X | 1 | 7.5 | 7.5 | 7.5 | 17 Dec 2024 |
| 17 | HK Peptides | A | 8 | 7.4 | 5.7 | 9.3 | 24 May 2026 |
| 18 | Yabang Peptide | X | 1 | 7.4 | 7.4 | 7.4 | 2 Apr 2025 |
| 19 | LiliPeptide | C | 13 | 7.2 | 2.9 | 10.0 | 19 Jan 2026 |
| 20 | Mai Peptide | C | 5 | 7.2 | 4.9 | 10.0 | 24 May 2026 |
| 21 | Science | X | 1 | 7.0 | 7.0 | 7.0 | 16 Mar 2025 |
| 22 | LN Peptides | X | 1 | 6.7 | 6.7 | 6.7 | 2 Apr 2025 |
| 23 | Laicuinuo LCN | X | 1 | 6.3 | 6.3 | 6.3 | 13 Feb 2025 |
| 24 | Shenzhen Loga Tech LG LOGA | B | 2 | 6.2 | 4.5 | 7.8 | 21 May 2026 |
| 25 | Peptide Sciences | A | 3 | 6.0 | 4.5 | 7.4 | 24 May 2026 |
| 26 | NextechLabs | A | 2 | 5.8 | 5.0 | 6.6 | 21 May 2026 |
| 27 | Zhejiang Yichenkang Biotechnology | B | 5 | 5.7 | 3.5 | 8.0 | 21 May 2026 |
| 28 | Haikou Mingheng Technology | X | 1 | 5.7 | 5.7 | 5.7 | 2 Apr 2025 |
| 29 | Lipeptides | X | 1 | 5.6 | 5.6 | 5.6 | 2 Apr 2025 |
| 30 | Tydes | C | 3 | 5.4 | 3.8 | 7.2 | 25 May 2026 |
| 31 | Cellupep | X | 1 | 5.3 | 5.3 | 5.3 | 27 Feb 2025 |
| 32 | Alpha-Gen | B | 2 | 5.2 | 3.7 | 6.8 | 21 May 2026 |
| 33 | Prime Peptides | X | 1 | 5.2 | 5.2 | 5.2 | 3 Jun 2025 |
| 34 | Modern Aminos | X | 1 | 5.0 | 5.0 | 5.0 | 25 Apr 2025 |
| 35 | Shaanxi Dideu Medichem | X | 1 | 5.0 | 5.0 | 5.0 | 3 Jun 2025 |
| 36 | Changan District Sheng Peptide Trading | X | 1 | 4.2 | 4.2 | 4.2 | 6 May 2025 |
| 37 | Loti Labs | A | 2 | 4.1 | 3.0 | 5.2 | 23 May 2026 |
| 38 | Pharma Grade Peptides | X | 1 | 4.1 | 4.1 | 4.1 | 13 Feb 2025 |
| 39 | Oasis Peptides | X | 1 | 4.0 | 4.0 | 4.0 | 2 Jul 2025 |
| 40 | Guangzhou Lengiuanhuang Cosmetics | X | 1 | 2.7 | 2.7 | 2.7 | 14 Jan 2025 |
| 41 | Peptides For Sale | D | 2 | 2.5 | 0.0 | 5.1 | 24 May 2026 |
| 42 | Wuhan Newtop Biotech | X | 1 | 0.7 | 0.7 | 0.7 | 14 Jan 2025 |
| 43 | NuLife Peptides | X | 1 | 0.0 | 0.0 | 0.0 | 9 Jun 2025 |
| 44 | Guangzhou Yuao Trading | X | 1 | 0.0 | 0.0 | 0.0 | 16 Mar 2025 |
| 45 | SubQ Society | X | 1 | 0.0 | 0.0 | 0.0 | 13 Feb 2025 |