Home Vendors Products Insights Red Flags About Methodology FAQ Free Test Verify Batch Vendor Support

Vendor grade distribution

38 vendors · 0 flagged D–E
32
A
0
B
0
C
0
D
0
E
6
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Homopeptide A 5 10.0 9.9 10.0
21 May 2026
2 Tianjin Finder Chemical TFC A 5 10.0 9.9 10.0
16 Apr 2026
3 WuXi TIDES A 5 10.0 9.9 10.0
11 Jun 2026
4 Shanghai ERP Biotechnology A 4 10.0 9.9 10.0
25 Jun 2026
5 QYAOBIO A 4 10.0 10.0 10.0
8 Jul 2026
6 Bachem A 4 10.0 9.9 10.0
4 Jul 2026
7 Sigma-Aldrich A 4 10.0 9.9 10.0
21 Apr 2026
8 Shanghai Wibson Biotechnology A 3 10.0 9.9 10.0
14 Jul 2026
9 PolyPeptide Group A 3 10.0 10.0 10.0
19 Aug 2026
10 Flourishglobal Peptide A 2 10.0 10.0 10.0
6 Jul 2026
11 Chinese Peptide Company A 2 10.0 10.0 10.0
26 May 2026
12 Sangon Bio A 4 9.9 9.9 10.0
16 Jun 2026
13 Hubei Jianxiang A 4 9.9 9.9 10.0
19 Jun 2026
14 GenScript Peptides A 4 9.9 9.9 10.0
13 Jun 2026
15 Asymchem A 4 9.9 9.9 10.0
17 Jul 2026
16 Hybio Pharmaceutical A 3 9.9 9.9 10.0
6 Aug 2026
17 AmbioPharm A 3 9.9 9.9 9.9
1 Jul 2026
18 JEEP Peptides A 2 9.9 9.9 10.0
5 Jun 2026
19 Kerui Peptides A 2 9.9 9.9 10.0
25 Apr 2026
20 Mokemei Biotechnology A 2 9.9 9.9 10.0
8 Jul 2026
21 Shanghai Sigma Audley A 2 9.9 9.9 10.0
21 May 2026
22 Thermo Fisher Scientific A 2 9.9 9.9 10.0
10 Jul 2026
23 SinoPep A 2 9.9 9.9 10.0
7 Aug 2026
24 Qingdao Sigma Chemical QSC A 8 8.8 7.5 9.9
21 May 2026
25 Wuhan Wansheng Bio (WWB) A 8 8.5 7.9 9.5
24 May 2026
26 Shanghai Sigma Audley SSA A 3 8.5 7.8 9.5
25 May 2026
27 Glbiochem (Shanghai) A 7 8.2 7.1 9.3
25 May 2026
28 Nantong Guangyuan Chemical GYC A 8 8.1 6.6 9.9
23 May 2026
29 Zenith Jove Peptide ZJ A 2 8.6 7.5 9.6
24 May 2026
30 Pure Rawz X 1 8.0 8.0 8.0
13 Feb 2025
31 Shandong Shengyuan Peptide Technology A 2 7.4 6.0 8.8
20 May 2026
32 Liberty Peptides X 1 7.1 7.1 7.1
8 Jul 2025
33 Haikou Mingheng Biotechnology X 1 7.1 7.1 7.1
16 Mar 2025
34 HK Peptides A 6 6.4 4.5 8.0
24 May 2026
35 Eros Peptides X 1 6.1 6.1 6.1
7 May 2025
36 Uther A 5 6.0 4.2 7.6
23 May 2026
37 Marvel Peptide X 1 0.7 0.7 0.7
6 May 2025
38 Guangzhou Yuao Trading X 1 0.5 0.5 0.5
20 Jun 2025