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

Vendor grade distribution

35 vendors · 1 flagged D–E
29
A
1
B
0
C
1
D
0
E
4
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Homopeptide A 7 10.0 9.9 10.0
24 May 2026
2 Bachem A 4 10.0 9.9 10.0
12 Jun 2026
3 Chinese Peptide Company A 4 10.0 9.9 10.0
23 Jun 2026
4 SinoPep A 4 10.0 9.9 10.0
14 Aug 2026
5 Sangon Bio A 3 10.0 9.9 10.0
8 Jun 2026
6 JEEP Peptides A 3 10.0 10.0 10.0
11 May 2026
7 Mokemei Biotechnology A 3 10.0 9.9 10.0
3 Jul 2026
8 PolyPeptide Group A 3 10.0 9.9 10.0
10 Aug 2026
9 GenScript Peptides A 2 10.0 10.0 10.0
5 Aug 2026
10 Tianjin Finder Chemical TFC A 5 9.9 9.9 10.0
16 Apr 2026
11 Hubei Jianxiang A 4 9.9 9.9 10.0
10 Jul 2026
12 Shanghai Wibson Biotechnology A 4 9.9 9.9 10.0
11 Jul 2026
13 Shanghai Sigma Audley A 4 9.9 9.9 10.0
6 May 2026
14 WuXi TIDES A 4 9.9 9.9 9.9
8 Jun 2026
15 Hybio Pharmaceutical A 4 9.9 9.9 10.0
3 Jul 2026
16 AmbioPharm A 4 9.9 9.9 10.0
14 Aug 2026
17 Asymchem A 3 9.9 9.9 9.9
15 Apr 2026
18 Shanghai ERP Biotechnology A 2 9.9 9.9 9.9
2 Jul 2026
19 QYAOBIO A 2 9.9 9.9 10.0
24 May 2026
20 Kerui Peptides A 2 9.9 9.9 10.0
20 Jun 2026
21 Flourishglobal Peptide A 2 9.9 9.9 9.9
8 May 2026
22 Sigma-Aldrich A 2 9.9 9.9 10.0
15 Jul 2026
23 Thermo Fisher Scientific A 2 9.9 9.9 10.0
26 Jun 2026
24 Shanghai Sigma Audley SSA A 2 8.7 7.3 10.0
24 May 2026
25 Glbiochem (Shanghai) A 8 8.6 6.1 9.8
25 May 2026
26 Wuhan Wansheng Bio (WWB) A 8 8.5 6.9 10.0
21 May 2026
27 Qingdao Sigma Chemical QSC A 8 8.4 6.5 9.7
24 May 2026
28 Nantong Guangyuan Chemical GYC A 8 8.2 7.3 9.4
21 May 2026
29 Peptronix Bio PTB X 1 9.6 9.6 9.6
14 Jan 2025
30 HkRoids X 1 9.5 9.5 9.5
3 Jun 2025
31 Bfflink X 1 9.4 9.4 9.4
27 Feb 2025
32 Bfflist AMO B 6 8.2 5.0 10.0
17 May 2026
33 Shandong Aishi Biotechnology D 3 6.2 3.5 8.0
24 May 2026
34 Heman Peptide HM A 2 6.0 4.8 7.3
17 May 2026
35 Xianhong Tong XHT Peptides X 1 4.9 4.9 4.9
24 Apr 2025