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

Vendor grade distribution

43 vendors · 0 flagged D–E
30
A
2
B
1
C
0
D
0
E
10
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 WuXi TIDES A 5 10.0 9.9 10.0
24 May 2026
2 Kerui Peptides A 4 10.0 9.9 10.0
12 Jul 2026
3 Hubei Jianxiang A 4 10.0 9.9 10.0
16 Jun 2026
4 Shanghai Sigma Audley A 4 10.0 9.9 10.0
7 Jul 2026
5 Thermo Fisher Scientific A 4 10.0 9.9 10.0
27 Jul 2026
6 SinoPep A 4 10.0 9.9 10.0
13 Aug 2026
7 Sangon Bio A 3 10.0 9.9 10.0
24 May 2026
8 Chinese Peptide Company A 3 10.0 9.9 10.0
27 Apr 2026
9 GenScript Peptides A 3 10.0 9.9 10.0
4 Aug 2026
10 PolyPeptide Group A 3 10.0 9.9 10.0
18 Aug 2026
11 QYAOBIO A 2 10.0 10.0 10.0
9 Jun 2026
12 Mokemei Biotechnology A 2 10.0 10.0 10.0
14 Jun 2026
13 Shanghai Wibson Biotechnology A 2 10.0 10.0 10.0
2 Mar 2026
14 Hybio Pharmaceutical A 2 10.0 10.0 10.0
23 Jun 2026
15 Homopeptide A 6 9.9 9.9 9.9
24 May 2026
16 Tianjin Finder Chemical TFC A 6 9.9 9.9 10.0
16 Apr 2026
17 JEEP Peptides A 4 9.9 9.9 10.0
1 Jul 2026
18 Flourishglobal Peptide A 4 9.9 9.9 10.0
12 Jul 2026
19 AmbioPharm A 4 9.9 9.9 10.0
20 Aug 2026
20 Bachem A 3 9.9 9.9 9.9
8 Jun 2026
21 Asymchem A 3 9.9 9.9 10.0
7 Aug 2026
22 Shanghai ERP Biotechnology A 2 9.9 9.9 10.0
3 Jun 2026
23 Sigma-Aldrich A 2 9.9 9.9 9.9
13 Jun 2026
24 Qingdao Sigma Chemical QSC A 7 8.7 7.7 9.8
23 May 2026
25 Wuhan Wansheng Bio (WWB) A 6 8.5 7.2 10.0
23 May 2026
26 Glbiochem (Shanghai) A 4 8.5 7.9 8.9
24 May 2026
27 Nantong Guangyuan Chemical GYC A 4 8.3 7.0 9.4
21 May 2026
28 Shanghai Sigma Audley SSA A 3 8.3 7.4 9.0
21 May 2026
29 NUPEPS Peptides X 1 9.7 9.7 9.7
24 Apr 2025
30 Pura Peptides X 1 8.5 8.5 8.5
27 Feb 2025
31 Peptide Partners X 1 8.3 8.3 8.3
28 Mar 2025
32 LN Peptides X 1 8.0 8.0 8.0
20 Jun 2025
33 Kits4less X 1 7.6 7.6 7.6
14 Jan 2025
34 Bfflink X 1 7.0 7.0 7.0
16 Mar 2025
35 Evolve BioPep X 1 6.9 6.9 6.9
6 May 2025
36 Changan District Sheng Peptide Trading X 1 6.9 6.9 6.9
21 May 2025
37 Peptide Sciences A 6 6.7 5.3 7.8
24 May 2026
38 Allen Biotechnology Co ABC B 4 6.5 5.3 7.3
23 May 2026
39 NextechLabs A 2 6.5 6.4 6.6
19 Jan 2026
40 Xingtai Jiachuang Technology X 1 6.3 6.3 6.3
16 Mar 2025
41 TSC Top Supplements China C 3 6.1 4.6 7.2
24 May 2026
42 Platinum Cryo B 2 5.0 4.4 5.5
17 May 2026
43 Advanced Technology and Industrial X 1 0.0 0.0 0.0
3 Jul 2025